src/accounting/journal_entry/converters.py

@@ -17,7 +17,7 @@
 """The path converters for the journal entry management.
 
 """
-import datetime as dt
+from datetime import date
 
 from flask import abort
 from werkzeug.routing import BaseConverter
@@ -82,18 +82,18 @@ class DateConverter(BaseConverter):
     """The date converter to convert the ISO date from and to the
     corresponding date in the routes."""
 
-    def to_python(self, value: str) -> dt.date:
+    def to_python(self, value: str) -> date:
         """Converts an ISO date to a date.
 
         :param value: The ISO date.
         :return: The corresponding date.
         """
         try:
-            return dt.date.fromisoformat(value)
+            return date.fromisoformat(value)
         except ValueError:
             abort(404)
 
-    def to_url(self, value: dt.date) -> str:
+    def to_url(self, value: date) -> str:
         """Converts a date to its ISO date.
 
         :param value: The date.

src/accounting/journal_entry/forms/line_item.py

@@ -17,7 +17,7 @@
 """The line item sub-forms for the journal entry management.
 
 """
-import datetime as dt
+from datetime import date
 from decimal import Decimal
 
 import sqlalchemy as sa
@@ -307,7 +307,7 @@ class LineItemForm(FlaskForm):
         return getattr(self, "____original_line_item")
 
     @property
-    def original_line_item_date(self) -> dt.date | None:
+    def original_line_item_date(self) -> date | None:
         """Returns the text representation of the original line item.
 
         :return: The text representation of the original line item.

src/accounting/journal_entry/forms/reorder.py

@@ -17,7 +17,7 @@
 """The reorder forms for the journal entry management.
 
 """
-import datetime as dt
+from datetime import date
 
 import sqlalchemy as sa
 from flask import request
@@ -26,15 +26,17 @@ from accounting import db
 from accounting.models import JournalEntry
 
 
-def sort_journal_entries_in(date: dt.date, exclude: int | None = None) -> None:
+def sort_journal_entries_in(journal_entry_date: date,
+                            exclude: int | None = None) -> None:
     """Sorts the journal entries under a date after changing the date or
     deleting a journal entry.
 
-    :param date: The date of the journal entry.
+    :param journal_entry_date: The date of the journal entry.
     :param exclude: The journal entry ID to exclude.
     :return: None.
     """
-    conditions: list[sa.BinaryExpression] = [JournalEntry.date == date]
+    conditions: list[sa.BinaryExpression] \
+        = [JournalEntry.date == journal_entry_date]
     if exclude is not None:
         conditions.append(JournalEntry.id != exclude)
     journal_entries: list[JournalEntry] = JournalEntry.query\
@@ -48,12 +50,12 @@ def sort_journal_entries_in(date: dt.date, exclude: int | None = None) -> None:
 class JournalEntryReorderForm:
     """The form to reorder the journal entries."""
 
-    def __init__(self, date: dt.date):
+    def __init__(self, journal_entry_date: date):
         """Constructs the form to reorder the journal entries in a day.
 
-        :param date: The date.
+        :param journal_entry_date: The date.
         """
-        self.date: dt.date = date
+        self.date: date = journal_entry_date
         self.is_modified: bool = False
 
     def save_order(self) -> None:

src/accounting/journal_entry/views.py

@@ -17,7 +17,7 @@
 """The views for the journal entry management.
 
 """
-import datetime as dt
+from datetime import date
 from urllib.parse import parse_qsl, urlencode
 
 import sqlalchemy as sa
@@ -30,9 +30,9 @@ from accounting.locale import lazy_gettext
 from accounting.models import JournalEntry
 from accounting.utils.cast import s
 from accounting.utils.flash_errors import flash_form_errors
-from accounting.utils.journal_entry_types import JournalEntryType
 from accounting.utils.next_uri import inherit_next, or_next
 from accounting.utils.permission import has_permission, can_view, can_edit
+from accounting.utils.journal_entry_types import JournalEntryType
 from accounting.utils.user import get_current_user_pk
 from .forms import sort_journal_entries_in, JournalEntryReorderForm
 from .template_filters import with_type, to_transfer, format_amount_input, \
@@ -67,7 +67,7 @@ def show_add_journal_entry_form(journal_entry_type: JournalEntryType) -> str:
         form.validate()
     else:
         form = journal_entry_op.form()
-        form.date.data = dt.date.today()
+        form.date.data = date.today()
     return journal_entry_op.render_create_template(form)
 
 
@@ -186,31 +186,31 @@ def delete_journal_entry(journal_entry: JournalEntry) -> redirect:
     return redirect(or_next(__get_default_page_uri()))
 
 
-@bp.get("dates/<date:date>", endpoint="order")
+@bp.get("dates/<date:journal_entry_date>", endpoint="order")
 @has_permission(can_view)
-def show_journal_entry_order(date: dt.date) -> str:
+def show_journal_entry_order(journal_entry_date: date) -> str:
     """Shows the order of the journal entries in a same date.
 
-    :param date: The date.
+    :param journal_entry_date: The date.
     :return: The order of the journal entries in the date.
     """
     journal_entries: list[JournalEntry] = JournalEntry.query \
-        .filter(JournalEntry.date == date) \
+        .filter(JournalEntry.date == journal_entry_date) \
         .order_by(JournalEntry.no).all()
     return render_template("accounting/journal-entry/order.html",
-                           date=date, list=journal_entries)
+                           date=journal_entry_date, list=journal_entries)
 
 
-@bp.post("dates/<date:date>", endpoint="sort")
+@bp.post("dates/<date:journal_entry_date>", endpoint="sort")
 @has_permission(can_edit)
-def sort_journal_entries(date: dt.date) -> redirect:
+def sort_journal_entries(journal_entry_date: date) -> redirect:
     """Reorders the journal entries in a date.
 
-    :param date: The date.
+    :param journal_entry_date: The date.
     :return: The redirection to the incoming account or the account list.  The
         reordering operation does not fail.
     """
-    form: JournalEntryReorderForm = JournalEntryReorderForm(date)
+    form: JournalEntryReorderForm = JournalEntryReorderForm(journal_entry_date)
     form.save_order()
     if not form.is_modified:
         flash(s(lazy_gettext("The order was not modified.")), "success")

src/accounting/models.py

@@ -228,13 +228,13 @@ class Account(db.Model):
         return getattr(self, "__count")
 
     @count.setter
-    def count(self, value: int) -> None:
+    def count(self, count: int) -> None:
         """Sets the number of items in the account.
 
-        :param value: The number of items in the account.
+        :param count: The number of items in the account.
         :return: None.
         """
-        setattr(self, "__count", value)
+        setattr(self, "__count", count)
 
     @property
     def query_values(self) -> list[str]:
@@ -729,13 +729,13 @@ class JournalEntryLineItem(db.Model):
         return getattr(self, "__debit")
 
     @debit.setter
-    def debit(self, value: Decimal | None) -> None:
+    def debit(self, debit: Decimal | None) -> None:
         """Sets the debit amount.
 
-        :param value: The debit amount.
+        :param debit: The debit amount.
         :return: None.
         """
-        setattr(self, "__debit", value)
+        setattr(self, "__debit", debit)
 
     @property
     def credit(self) -> Decimal | None:
@@ -748,13 +748,13 @@ class JournalEntryLineItem(db.Model):
         return getattr(self, "__credit")
 
     @credit.setter
-    def credit(self, value: Decimal | None) -> None:
+    def credit(self, credit: Decimal | None) -> None:
         """Sets the credit amount.
 
-        :param value: The credit amount.
+        :param credit: The credit amount.
         :return: None.
         """
-        setattr(self, "__credit", value)
+        setattr(self, "__credit", credit)
 
     @property
     def net_balance(self) -> Decimal:
@@ -769,32 +769,32 @@ class JournalEntryLineItem(db.Model):
         return getattr(self, "__net_balance")
 
     @net_balance.setter
-    def net_balance(self, value: Decimal) -> None:
+    def net_balance(self, net_balance: Decimal) -> None:
         """Sets the net balance.
 
-        :param value: The net balance.
+        :param net_balance: The net balance.
         :return: None.
         """
-        setattr(self, "__net_balance", value)
+        setattr(self, "__net_balance", net_balance)
 
     @property
     def balance(self) -> Decimal:
-        """Returns the balance.
+        """Returns the net balance.
 
-        :return: The balance.
+        :return: The net balance.
         """
         if not hasattr(self, "__balance"):
             setattr(self, "__balance", Decimal("0"))
         return getattr(self, "__balance")
 
     @balance.setter
-    def balance(self, value: Decimal) -> None:
+    def balance(self, balance: Decimal) -> None:
-        """Sets the balance.
+        """Sets the net balance.
 
-        :param value: The balance.
+        :param balance: The net balance.
         :return: None.
         """
-        setattr(self, "__balance", value)
+        setattr(self, "__balance", balance)
 
     @property
     def offsets(self) -> list[t.Self]:
@@ -822,13 +822,14 @@ class JournalEntryLineItem(db.Model):
         return getattr(self, "__is_offset")
 
     @is_offset.setter
-    def is_offset(self, value: bool) -> None:
+    def is_offset(self, is_offset: bool) -> None:
         """Sets whether the line item is an offset.
 
-        :param value: True if the line item is an offset, or False otherwise.
+        :param is_offset: True if the line item is an offset, or False
+            otherwise.
         :return: None.
         """
-        setattr(self, "__is_offset", value)
+        setattr(self, "__is_offset", is_offset)
 
     @property
     def match(self) -> t.Self | None:
@@ -841,13 +842,13 @@ class JournalEntryLineItem(db.Model):
         return getattr(self, "__match")
 
     @match.setter
-    def match(self, value: t.Self) -> None:
+    def match(self, match: t.Self) -> None:
         """Sets the match of the line item.
 
-        :param value: The matcho of the line item.
+        :param match: The matcho of the line item.
         :return: None.
         """
-        setattr(self, "__match", value)
+        setattr(self, "__match", match)
 
     @property
     def query_values(self) -> list[str]:

src/accounting/report/period/chooser.py

@@ -20,8 +20,8 @@ This file is largely taken from the NanoParma ERP project, first written in
 2021/9/16 by imacat (imacat@nanoparma.com).
 
 """
-import datetime as dt
 import typing as t
+from datetime import date
 
 from accounting.models import JournalEntry
 from .period import Period
@@ -63,10 +63,10 @@ class PeriodChooser:
 
         first: JournalEntry | None \
             = JournalEntry.query.order_by(JournalEntry.date).first()
-        start: dt.date | None = None if first is None else first.date
+        start: date | None = None if first is None else first.date
 
         # Attributes
-        self.data_start: dt.date | None = start
+        self.data_start: date | None = start
         """The start of the data."""
         self.has_data: bool = start is not None
         """Whether there is any data."""
@@ -80,8 +80,8 @@ class PeriodChooser:
         """The available years."""
 
         if self.has_data:
-            today: dt.date = dt.date.today()
+            today: date = date.today()
-            self.has_last_month = start < dt.date(today.year, today.month, 1)
+            self.has_last_month = start < date(today.year, today.month, 1)
             self.has_last_year = start.year < today.year
             self.has_yesterday = start < today
             if start.year < today.year - 1:

src/accounting/report/period/description.py

@@ -17,12 +17,12 @@
 """The period description composer.
 
 """
-import datetime as dt
+from datetime import date, timedelta
 
 from accounting.locale import gettext
 
 
-def get_desc(start: dt.date | None, end: dt.date | None) -> str:
+def get_desc(start: date | None, end: date | None) -> str:
     """Returns the period description.
 
     :param start: The start of the period.
@@ -46,7 +46,7 @@ def get_desc(start: dt.date | None, end: dt.date | None) -> str:
     return __get_day_desc(start, end)
 
 
-def __get_since_desc(start: dt.date) -> str:
+def __get_since_desc(start: date) -> str:
     """Returns the description without the end day.
 
     :param start: The start of the period.
@@ -67,7 +67,7 @@ def __get_since_desc(start: dt.date) -> str:
     return gettext("since %(start)s", start=get_start_desc())
 
 
-def __get_until_desc(end: dt.date) -> str:
+def __get_until_desc(end: date) -> str:
     """Returns the description without the start day.
 
     :param end: The end of the period.
@@ -81,14 +81,14 @@ def __get_until_desc(end: dt.date) -> str:
         """
         if end.month == 12 and end.day == 31:
             return str(end.year)
-        if (end + dt.timedelta(days=1)).day == 1:
+        if (end + timedelta(days=1)).day == 1:
             return __format_month(end)
         return __format_day(end)
 
     return gettext("until %(end)s", end=get_end_desc())
 
 
-def __get_year_desc(start: dt.date, end: dt.date) -> str:
+def __get_year_desc(start: date, end: date) -> str:
     """Returns the description as a year range.
 
     :param start: The start of the period.
@@ -105,7 +105,7 @@ def __get_year_desc(start: dt.date, end: dt.date) -> str:
     return __get_from_to_desc(start_text, str(end.year))
 
 
-def __get_month_desc(start: dt.date, end: dt.date) -> str:
+def __get_month_desc(start: date, end: date) -> str:
     """Returns the description as a month range.
 
     :param start: The start of the period.
@@ -113,7 +113,7 @@ def __get_month_desc(start: dt.date, end: dt.date) -> str:
     :return: The description as a month range.
     :raise ValueError: The period is not a month range.
     """
-    if start.day != 1 or (end + dt.timedelta(days=1)).day != 1:
+    if start.day != 1 or (end + timedelta(days=1)).day != 1:
         raise ValueError
     start_text: str = __format_month(start)
     if start.year == end.year and start.month == end.month:
@@ -123,7 +123,7 @@ def __get_month_desc(start: dt.date, end: dt.date) -> str:
     return __get_from_to_desc(start_text, __format_month(end))
 
 
-def __get_day_desc(start: dt.date, end: dt.date) -> str:
+def __get_day_desc(start: date, end: date) -> str:
     """Returns the description as a day range.
 
     :param start: The start of the period.
@@ -142,7 +142,7 @@ def __get_day_desc(start: dt.date, end: dt.date) -> str:
     return __get_from_to_desc(start_text, __format_day(end))
 
 
-def __format_month(month: dt.date) -> str:
+def __format_month(month: date) -> str:
     """Formats a month.
 
     :param month: The month.
@@ -151,7 +151,7 @@ def __format_month(month: dt.date) -> str:
     return f"{month.year}/{month.month}"
 
 
-def __format_day(day: dt.date) -> str:
+def __format_day(day: date) -> str:
     """Formats a day.
 
     :param day: The day.

src/accounting/report/period/month_end.py

@@ -18,14 +18,14 @@
 
 """
 import calendar
-import datetime as dt
+from datetime import date
 
 
-def month_end(day: dt.date) -> dt.date:
+def month_end(day: date) -> date:
     """Returns the end day of month for a date.
 
     :param day: The date.
     :return: The end day of the month of that day.
     """
     last_day: int = calendar.monthrange(day.year, day.month)[1]
-    return dt.date(day.year, day.month, last_day)
+    return date(day.year, day.month, last_day)

src/accounting/report/period/parser.py

@@ -18,9 +18,9 @@
 
 """
 import calendar
-import datetime as dt
 import re
 import typing as t
+from datetime import date
 
 from .period import Period
 from .shortcuts import ThisMonth, LastMonth, SinceLastMonth, ThisYear, \
@@ -57,7 +57,7 @@ def get_period(spec: str | None = None) -> Period:
     return Period(start, end)
 
 
-def __parse_spec(text: str) -> tuple[dt.date | None, dt.date | None]:
+def __parse_spec(text: str) -> tuple[date | None, date | None]:
     """Parses the period specification.
 
     :param text: The period specification.
@@ -84,7 +84,7 @@ def __parse_spec(text: str) -> tuple[dt.date | None, dt.date | None]:
     raise ValueError
 
 
-def __get_start(year: str, month: str | None, day: str | None) -> dt.date:
+def __get_start(year: str, month: str | None, day: str | None) -> date:
     """Returns the start of the period from the date representation.
 
     :param year: The year.
@@ -94,13 +94,13 @@ def __get_start(year: str, month: str | None, day: str | None) -> dt.date:
     :raise ValueError: When the date is invalid.
     """
     if day is not None:
-        return dt.date(int(year), int(month), int(day))
+        return date(int(year), int(month), int(day))
     if month is not None:
-        return dt.date(int(year), int(month), 1)
+        return date(int(year), int(month), 1)
-    return dt.date(int(year), 1, 1)
+    return date(int(year), 1, 1)
 
 
-def __get_end(year: str, month: str | None, day: str | None) -> dt.date:
+def __get_end(year: str, month: str | None, day: str | None) -> date:
     """Returns the end of the period from the date representation.
 
     :param year: The year.
@@ -110,10 +110,10 @@ def __get_end(year: str, month: str | None, day: str | None) -> dt.date:
     :raise ValueError: When the date is invalid.
     """
     if day is not None:
-        return dt.date(int(year), int(month), int(day))
+        return date(int(year), int(month), int(day))
     if month is not None:
         year_n: int = int(year)
         month_n: int = int(month)
         day_n: int = calendar.monthrange(year_n, month_n)[1]
-        return dt.date(year_n, month_n, day_n)
+        return date(year_n, month_n, day_n)
-    return dt.date(int(year), 12, 31)
+    return date(int(year), 12, 31)

src/accounting/report/period/period.py

@@ -20,8 +20,8 @@ This file is largely taken from the NanoParma ERP project, first written in
 2021/9/16 by imacat (imacat@nanoparma.com).
 
 """
-import datetime as dt
 import typing as t
+from datetime import date, timedelta
 
 from .description import get_desc
 from .month_end import month_end
@@ -31,15 +31,15 @@ from .specification import get_spec
 class Period:
     """A date period."""
 
-    def __init__(self, start: dt.date | None, end: dt.date | None):
+    def __init__(self, start: date | None, end: date | None):
         """Constructs a new date period.
 
         :param start: The start date, or None from the very beginning.
         :param end: The end date, or None till no end.
         """
-        self.start: dt.date | None = start
+        self.start: date | None = start
         """The start of the period."""
-        self.end: dt.date | None = end
+        self.end: date | None = end
         """The end of the period."""
         self.is_default: bool = False
         """Whether the is the default period."""
@@ -95,8 +95,8 @@ class Period:
         self.is_a_month = self.start.day == 1 \
             and self.end == month_end(self.start)
         self.is_type_month = self.is_a_month
-        self.is_a_year = self.start == dt.date(self.start.year, 1, 1) \
+        self.is_a_year = self.start == date(self.start.year, 1, 1) \
-            and self.end == dt.date(self.start.year, 12, 31)
+            and self.end == date(self.start.year, 12, 31)
         self.is_a_day = self.start == self.end
 
     def is_year(self, year: int) -> bool:
@@ -126,4 +126,4 @@ class Period:
         """
         if self.start is None:
             return None
-        return Period(None, self.start - dt.timedelta(days=1))
+        return Period(None, self.start - timedelta(days=1))

src/accounting/report/period/shortcuts.py

@@ -17,7 +17,7 @@
 """The named shortcut periods.
 
 """
-import datetime as dt
+from datetime import date, timedelta
 
 from accounting.locale import gettext
 from .month_end import month_end
@@ -27,8 +27,8 @@ from .period import Period
 class ThisMonth(Period):
     """The period of this month."""
     def __init__(self):
-        today: dt.date = dt.date.today()
+        today: date = date.today()
-        this_month_start: dt.date = dt.date(today.year, today.month, 1)
+        this_month_start: date = date(today.year, today.month, 1)
         super().__init__(this_month_start, month_end(today))
         self.is_default = True
         self.is_this_month = True
@@ -43,13 +43,13 @@ class ThisMonth(Period):
 class LastMonth(Period):
     """The period of this month."""
     def __init__(self):
-        today: dt.date = dt.date.today()
+        today: date = date.today()
         year: int = today.year
         month: int = today.month - 1
         if month < 1:
             year = year - 1
             month = 12
-        start: dt.date = dt.date(year, month, 1)
+        start: date = date(year, month, 1)
         super().__init__(start, month_end(start))
         self.is_last_month = True
 
@@ -63,13 +63,13 @@ class LastMonth(Period):
 class SinceLastMonth(Period):
     """The period of this month."""
     def __init__(self):
-        today: dt.date = dt.date.today()
+        today: date = date.today()
         year: int = today.year
         month: int = today.month - 1
         if month < 1:
             year = year - 1
             month = 12
-        start: dt.date = dt.date(year, month, 1)
+        start: date = date(year, month, 1)
         super().__init__(start, None)
         self.is_since_last_month = True
 
@@ -82,9 +82,9 @@ class SinceLastMonth(Period):
 class ThisYear(Period):
     """The period of this year."""
     def __init__(self):
-        year: int = dt.date.today().year
+        year: int = date.today().year
-        start: dt.date = dt.date(year, 1, 1)
+        start: date = date(year, 1, 1)
-        end: dt.date = dt.date(year, 12, 31)
+        end: date = date(year, 12, 31)
         super().__init__(start, end)
         self.is_this_year = True
 
@@ -97,9 +97,9 @@ class ThisYear(Period):
 class LastYear(Period):
     """The period of last year."""
     def __init__(self):
-        year: int = dt.date.today().year
+        year: int = date.today().year
-        start: dt.date = dt.date(year - 1, 1, 1)
+        start: date = date(year - 1, 1, 1)
-        end: dt.date = dt.date(year - 1, 12, 31)
+        end: date = date(year - 1, 12, 31)
         super().__init__(start, end)
         self.is_last_year = True
 
@@ -112,7 +112,7 @@ class LastYear(Period):
 class Today(Period):
     """The period of today."""
     def __init__(self):
-        today: dt.date = dt.date.today()
+        today: date = date.today()
         super().__init__(today, today)
         self.is_today = True
 
@@ -125,7 +125,7 @@ class Today(Period):
 class Yesterday(Period):
     """The period of yesterday."""
     def __init__(self):
-        yesterday: dt.date = dt.date.today() - dt.timedelta(days=1)
+        yesterday: date = date.today() - timedelta(days=1)
         super().__init__(yesterday, yesterday)
         self.is_yesterday = True
 
@@ -163,6 +163,6 @@ class YearPeriod(Period):
 
         :param year: The year.
         """
-        start: dt.date = dt.date(year, 1, 1)
+        start: date = date(year, 1, 1)
-        end: dt.date = dt.date(year, 12, 31)
+        end: date = date(year, 12, 31)
         super().__init__(start, end)

src/accounting/report/period/specification.py

@@ -17,10 +17,10 @@
 """The period specification composer.
 
 """
-import datetime as dt
+from datetime import date, timedelta
 
 
-def get_spec(start: dt.date | None, end: dt.date | None) -> str:
+def get_spec(start: date | None, end: date | None) -> str:
     """Returns the period specification.
 
     :param start: The start of the period.
@@ -44,7 +44,7 @@ def get_spec(start: dt.date | None, end: dt.date | None) -> str:
     return __get_day_spec(start, end)
 
 
-def __get_since_spec(start: dt.date) -> str:
+def __get_since_spec(start: date) -> str:
     """Returns the period specification without the end day.
 
     :param start: The start of the period.
@@ -57,7 +57,7 @@ def __get_since_spec(start: dt.date) -> str:
     return start.strftime("%Y-%m-%d-")
 
 
-def __get_until_spec(end: dt.date) -> str:
+def __get_until_spec(end: date) -> str:
     """Returns the period specification without the start day.
 
     :param end: The end of the period.
@@ -65,12 +65,12 @@ def __get_until_spec(end: dt.date) -> str:
     """
     if end.month == 12 and end.day == 31:
         return end.strftime("-%Y")
-    if (end + dt.timedelta(days=1)).day == 1:
+    if (end + timedelta(days=1)).day == 1:
         return end.strftime("-%Y-%m")
     return end.strftime("-%Y-%m-%d")
 
 
-def __get_year_spec(start: dt.date, end: dt.date) -> str:
+def __get_year_spec(start: date, end: date) -> str:
     """Returns the period specification as a year range.
 
     :param start: The start of the period.
@@ -88,7 +88,7 @@ def __get_year_spec(start: dt.date, end: dt.date) -> str:
     return f"{start_spec}-{end_spec}"
 
 
-def __get_month_spec(start: dt.date, end: dt.date) -> str:
+def __get_month_spec(start: date, end: date) -> str:
     """Returns the period specification as a month range.
 
     :param start: The start of the period.
@@ -96,7 +96,7 @@ def __get_month_spec(start: dt.date, end: dt.date) -> str:
     :return: The period specification as a month range.
     :raise ValueError: The period is not a month range.
     """
-    if start.day != 1 or (end + dt.timedelta(days=1)).day != 1:
+    if start.day != 1 or (end + timedelta(days=1)).day != 1:
         raise ValueError
     start_spec: str = start.strftime("%Y-%m")
     if start.year == end.year and start.month == end.month:
@@ -105,7 +105,7 @@ def __get_month_spec(start: dt.date, end: dt.date) -> str:
     return f"{start_spec}-{end_spec}"
 
 
-def __get_day_spec(start: dt.date, end: dt.date) -> str:
+def __get_day_spec(start: date, end: date) -> str:
     """Returns the period specification as a day range.
 
     :param start: The start of the period.

src/accounting/report/reports/income_expenses.py

@@ -17,7 +17,7 @@
 """The income and expenses log.
 
 """
-import datetime as dt
+from datetime import date
 from decimal import Decimal
 
 import sqlalchemy as sa
@@ -53,7 +53,7 @@ class ReportLineItem:
         """Whether this is the brought-forward line item."""
         self.is_total: bool = False
         """Whether this is the total line item."""
-        self.date: dt.date | None = None
+        self.date: date | None = None
         """The date."""
         self.account: Account | None = None
         """The account."""
@@ -213,7 +213,7 @@ class LineItemCollector:
 class CSVRow(BaseCSVRow):
     """A row in the CSV."""
 
-    def __init__(self, date: dt.date | str | None,
+    def __init__(self, journal_entry_date: date | str | None,
                  account: str | None,
                  description: str | None,
                  income: str | Decimal | None,
@@ -222,7 +222,7 @@ class CSVRow(BaseCSVRow):
                  note: str | None):
         """Constructs a row in the CSV.
 
-        :param date: The journal entry date.
+        :param journal_entry_date: The journal entry date.
         :param account: The account.
         :param description: The description.
         :param income: The income.
@@ -230,7 +230,7 @@ class CSVRow(BaseCSVRow):
         :param balance: The balance.
         :param note: The note.
         """
-        self.date: dt.date | str | None = date
+        self.date: date | str | None = journal_entry_date
         """The date."""
         self.account: str | None = account
         """The account."""

src/accounting/report/reports/journal.py

@@ -17,7 +17,7 @@
 """The journal.
 
 """
-import datetime as dt
+from datetime import date
 from decimal import Decimal
 
 import sqlalchemy as sa
@@ -67,7 +67,7 @@ class ReportLineItem:
 class CSVRow(BaseCSVRow):
     """A row in the CSV."""
 
-    def __init__(self, journal_entry_date: str | dt.date,
+    def __init__(self, journal_entry_date: str | date,
                  currency: str,
                  account: str,
                  description: str | None,
@@ -84,7 +84,7 @@ class CSVRow(BaseCSVRow):
         :param credit: The credit amount.
         :param note: The note.
         """
-        self.date: str | dt.date = journal_entry_date
+        self.date: str | date = journal_entry_date
         """The date."""
         self.currency: str = currency
         """The currency."""

src/accounting/report/reports/ledger.py

@@ -17,7 +17,7 @@
 """The ledger.
 
 """
-import datetime as dt
+from datetime import date
 from decimal import Decimal
 
 import sqlalchemy as sa
@@ -52,7 +52,7 @@ class ReportLineItem:
         """Whether this is the brought-forward line item."""
         self.is_total: bool = False
         """Whether this is the total line item."""
-        self.date: dt.date | None = None
+        self.date: date | None = None
         """The date."""
         self.description: str | None = None
         """The description."""
@@ -196,7 +196,7 @@ class LineItemCollector:
 class CSVRow(BaseCSVRow):
     """A row in the CSV."""
 
-    def __init__(self, date: dt.date | str | None,
+    def __init__(self, journal_entry_date: date | str | None,
                  description: str | None,
                  debit: str | Decimal | None,
                  credit: str | Decimal | None,
@@ -204,14 +204,14 @@ class CSVRow(BaseCSVRow):
                  note: str | None):
         """Constructs a row in the CSV.
 
-        :param date: The journal entry date.
+        :param journal_entry_date: The journal entry date.
         :param description: The description.
         :param debit: The debit amount.
         :param credit: The credit amount.
         :param balance: The balance.
         :param note: The note.
         """
-        self.date: dt.date | str | None = date
+        self.date: date | str | None = journal_entry_date
         """The date."""
         self.description: str | None = description
         """The description."""

src/accounting/report/reports/search.py

@@ -17,7 +17,7 @@
 """The search.
 
 """
-import datetime as dt
+from datetime import datetime
 from decimal import Decimal
 
 import sqlalchemy as sa
@@ -124,33 +124,40 @@ class LineItemCollector:
         """
         conditions: list[sa.BinaryExpression] \
             = [JournalEntry.note.icontains(k)]
-        date: dt.datetime
+        journal_entry_date: datetime
         try:
-            date = dt.datetime.strptime(k, "%Y")
+            journal_entry_date = datetime.strptime(k, "%Y")
-            conditions.append(
+            conditions.append(sa.extract("year", JournalEntry.date)
-                sa.extract("year", JournalEntry.date) == date.year)
+                              == journal_entry_date.year)
         except ValueError:
             pass
         try:
-            date = dt.datetime.strptime(k, "%Y/%m")
+            journal_entry_date = datetime.strptime(k, "%Y/%m")
             conditions.append(sa.and_(
-                sa.extract("year", JournalEntry.date) == date.year,
+                sa.extract("year", JournalEntry.date)
-                sa.extract("month", JournalEntry.date) == date.month))
+                == journal_entry_date.year,
+                sa.extract("month", JournalEntry.date)
+                == journal_entry_date.month))
         except ValueError:
             pass
         try:
-            date = dt.datetime.strptime(f"2000/{k}", "%Y/%m/%d")
+            journal_entry_date = datetime.strptime(f"2000/{k}", "%Y/%m/%d")
             conditions.append(sa.and_(
-                sa.extract("month", JournalEntry.date) == date.month,
+                sa.extract("month", JournalEntry.date)
-                sa.extract("day", JournalEntry.date) == date.day))
+                == journal_entry_date.month,
+                sa.extract("day", JournalEntry.date)
+                == journal_entry_date.day))
         except ValueError:
             pass
         try:
-            date = dt.datetime.strptime(k, "%Y/%m/%d")
+            journal_entry_date = datetime.strptime(k, "%Y/%m/%d")
             conditions.append(sa.and_(
-                sa.extract("year", JournalEntry.date) == date.year,
+                sa.extract("year", JournalEntry.date)
-                sa.extract("month", JournalEntry.date) == date.month,
+                == journal_entry_date.year,
-                sa.extract("day", JournalEntry.date) == date.day))
+                sa.extract("month", JournalEntry.date)
+                == journal_entry_date.month,
+                sa.extract("day", JournalEntry.date)
+                == journal_entry_date.day))
         except ValueError:
             pass
         return sa.select(JournalEntry.id).filter(sa.or_(*conditions))

src/accounting/report/reports/unapplied.py

@@ -17,7 +17,7 @@
 """The unapplied original line items.
 
 """
-import datetime as dt
+from datetime import date
 from decimal import Decimal
 
 from flask import render_template, Response
@@ -41,7 +41,7 @@ from accounting.utils.pagination import Pagination
 class CSVRow(BaseCSVRow):
     """A row in the CSV."""
 
-    def __init__(self, journal_entry_date: str | dt.date, currency: str,
+    def __init__(self, journal_entry_date: str | date, currency: str,
                  description: str | None, amount: str | Decimal,
                  net_balance: str | Decimal):
         """Constructs a row in the CSV.
@@ -52,7 +52,7 @@ class CSVRow(BaseCSVRow):
         :param amount: The amount.
         :param net_balance: The net balance.
         """
-        self.date: str | dt.date = journal_entry_date
+        self.date: str | date = journal_entry_date
         """The date."""
         self.currency: str = currency
         """The currency."""
@@ -64,7 +64,7 @@ class CSVRow(BaseCSVRow):
         """The net balance."""
 
     @property
-    def values(self) -> list[str | dt.date | Decimal | None]:
+    def values(self) -> list[str | date | Decimal | None]:
         """Returns the values of the row.
 
         :return: The values of the row.

src/accounting/report/reports/unapplied_accounts.py

@@ -17,7 +17,7 @@
 """The accounts with unapplied original line items.
 
 """
-import datetime as dt
+from datetime import date
 from decimal import Decimal
 
 from flask import render_template, Response
@@ -49,7 +49,7 @@ class CSVRow(BaseCSVRow):
         """The number of unapplied original line items."""
 
     @property
-    def values(self) -> list[str | dt.date | Decimal | None]:
+    def values(self) -> list[str | date | Decimal | None]:
         """Returns the values of the row.
 
         :return: The values of the row.

src/accounting/report/reports/unmatched.py

@@ -17,7 +17,7 @@
 """The unmatched offsets.
 
 """
-import datetime as dt
+from datetime import date
 from decimal import Decimal
 
 from flask import render_template, Response
@@ -40,7 +40,7 @@ from accounting.utils.pagination import Pagination
 class CSVRow(BaseCSVRow):
     """A row in the CSV."""
 
-    def __init__(self, journal_entry_date: str | dt.date, currency: str,
+    def __init__(self, journal_entry_date: str | date, currency: str,
                  description: str | None, debit: str | Decimal,
                  credit: str | Decimal, balance: str | Decimal):
         """Constructs a row in the CSV.
@@ -52,7 +52,7 @@ class CSVRow(BaseCSVRow):
         :param credit: The credit amount.
         :param balance: The balance.
         """
-        self.date: str | dt.date = journal_entry_date
+        self.date: str | date = journal_entry_date
         """The date."""
         self.currency: str = currency
         """The currency."""
@@ -66,7 +66,7 @@ class CSVRow(BaseCSVRow):
         """The balance."""
 
     @property
-    def values(self) -> list[str | dt.date | Decimal | None]:
+    def values(self) -> list[str | date | Decimal | None]:
         """Returns the values of the row.
 
         :return: The values of the row.

src/accounting/report/reports/unmatched_accounts.py

@@ -17,7 +17,7 @@
 """The accounts with unmatched offsets.
 
 """
-import datetime as dt
+from datetime import date
 from decimal import Decimal
 
 from flask import render_template, Response
@@ -49,7 +49,7 @@ class CSVRow(BaseCSVRow):
         """The number of unapplied original line items."""
 
     @property
-    def values(self) -> list[str | dt.date | Decimal | None]:
+    def values(self) -> list[str | date | Decimal | None]:
         """Returns the values of the row.
 
         :return: The values of the row.

src/accounting/report/utils/csv_export.py

@@ -18,8 +18,8 @@
 
 """
 import csv
-import datetime as dt
 from abc import ABC, abstractmethod
+from datetime import timedelta, date
 from decimal import Decimal
 from io import StringIO
 from urllib.parse import quote
@@ -77,7 +77,7 @@ def period_spec(period: Period) -> str:
     return f"{start}-{end}"
 
 
-def __get_start_str(start: dt.date | None) -> str | None:
+def __get_start_str(start: date | None) -> str | None:
     """Returns the string representation of the start date.
 
     :param start: The start date.
@@ -93,7 +93,7 @@ def __get_start_str(start: dt.date | None) -> str | None:
     return start.strftime("%Y%m%d")
 
 
-def __get_end_str(end: dt.date | None) -> str | None:
+def __get_end_str(end: date | None) -> str | None:
     """Returns the string representation of the end date.
 
     :param end: The end date.
@@ -104,6 +104,6 @@ def __get_end_str(end: dt.date | None) -> str | None:
         return None
     if end.month == 12 and end.day == 31:
         return str(end.year)
-    if (end + dt.timedelta(days=1)).day == 1:
+    if (end + timedelta(days=1)).day == 1:
         return end.strftime("%Y%m")
     return end.strftime("%Y%m%d")

src/accounting/template_filters.py

@@ -17,8 +17,8 @@
 """The template filters.
 
 """
-import datetime as dt
 import typing as t
+from datetime import date, timedelta
 from decimal import Decimal
 
 from flask_babel import get_locale
@@ -41,24 +41,24 @@ def format_amount(value: Decimal | None) -> str | None:
     return "{:,}".format(whole) + str(abs(frac))[1:]
 
 
-def format_date(value: dt.date) -> str:
+def format_date(value: date) -> str:
     """Formats a date to be human-friendly.
 
     :param value: The date.
     :return: The human-friendly date text.
     """
-    today: dt.date = dt.date.today()
+    today: date = date.today()
     if value == today:
         return gettext("Today")
-    if value == today - dt.timedelta(days=1):
+    if value == today - timedelta(days=1):
         return gettext("Yesterday")
-    if value == today + dt.timedelta(days=1):
+    if value == today + timedelta(days=1):
         return gettext("Tomorrow")
     locale = str(get_locale())
     if locale == "zh" or locale.startswith("zh_"):
-        if value == today - dt.timedelta(days=2):
+        if value == today - timedelta(days=2):
             return gettext("The day before yesterday")
-        if value == today + dt.timedelta(days=2):
+        if value == today + timedelta(days=2):
             return gettext("The day after tomorrow")
     if locale == "zh" or locale.startswith("zh_"):
         weekdays = ["一", "二", "三", "四", "五", "六", "日"]

src/accounting/templates/accounting/journal-entry/include/detail.html

@@ -36,7 +36,7 @@ First written: 2023/2/26
       {{ A_("Edit") }}
     </a>
   {% endif %}
-  <a class="btn btn-primary" role="button" href="{{ url_for("accounting.journal-entry.order", date=obj.date)|accounting_append_next }}">
+  <a class="btn btn-primary" role="button" href="{{ url_for("accounting.journal-entry.order", journal_entry_date=obj.date)|accounting_append_next }}">
     <i class="fa-solid fa-bars-staggered"></i>
     <span class="d-none d-md-inline">{{ A_("Order") }}</span>
   </a>

src/accounting/templates/accounting/journal-entry/order.html

@@ -38,7 +38,7 @@ First written: 2023/2/26
 </div>
 
 {% if list|length > 1 and accounting_can_edit() %}
-  <form action="{{ url_for("accounting.journal-entry.sort", date=date) }}" method="post">
+  <form action="{{ url_for("accounting.journal-entry.sort", journal_entry_date=date) }}" method="post">
     <input type="hidden" name="csrf_token" value="{{ csrf_token() }}">
     {% if request.args.next %}
       <input type="hidden" name="next" value="{{ request.args.next }}">

src/accounting/utils/cast.py

@@ -22,6 +22,8 @@ This module should not import any other module from the application.
 """
 import typing as t
 
+import sqlalchemy as sa
+
 
 def s(message: t.Any) -> str:
     """Casts the LazyString message to the string type.

tests/test_account.py

@@ -17,8 +17,8 @@
 """The test for the account management.
 
 """
-import datetime as dt
 import unittest
+from datetime import timedelta, date
 
 import httpx
 from flask import Flask
@@ -461,7 +461,7 @@ class AccountTestCase(unittest.TestCase):
             account = Account.find_by_code(CASH.code)
             self.assertIsNotNone(account)
             account.created_at \
-                = account.created_at - dt.timedelta(seconds=5)
+                = account.created_at - timedelta(seconds=5)
             account.updated_at = account.created_at
             db.session.commit()
 
@@ -592,7 +592,7 @@ class AccountTestCase(unittest.TestCase):
         add_journal_entry(self.client,
                           form={"csrf_token": self.csrf_token,
                                 "next": NEXT_URI,
-                                "date": dt.date.today().isoformat(),
+                                "date": date.today().isoformat(),
                                 "currency-1-code": "USD",
                                 "currency-1-credit-1-account_code": BANK.code,
                                 "currency-1-credit-1-amount": "20"})

tests/test_currency.py

@@ -17,8 +17,8 @@
 """The test for the currency management.
 
 """
-import datetime as dt
 import unittest
+from datetime import timedelta, date
 
 import httpx
 from flask import Flask
@@ -384,7 +384,7 @@ class CurrencyTestCase(unittest.TestCase):
             currency = db.session.get(Currency, USD.code)
             self.assertIsNotNone(currency)
             currency.created_at \
-                = currency.created_at - dt.timedelta(seconds=5)
+                = currency.created_at - timedelta(seconds=5)
             currency.updated_at = currency.created_at
             db.session.commit()
 
@@ -534,7 +534,7 @@ class CurrencyTestCase(unittest.TestCase):
         add_journal_entry(self.client,
                           form={"csrf_token": self.csrf_token,
                                 "next": NEXT_URI,
-                                "date": dt.date.today().isoformat(),
+                                "date": date.today().isoformat(),
                                 "currency-1-code": EUR.code,
                                 "currency-1-credit-1-account_code": "1111-001",
                                 "currency-1-credit-1-amount": "20"})

tests/test_description_editor.py

@@ -17,8 +17,8 @@
 """The test for the description editor.
 
 """
-import datetime as dt
 import unittest
+from datetime import date
 
 from flask import Flask
 
@@ -149,7 +149,7 @@ def get_form_data(csrf_token: str) -> list[dict[str, str]]:
     :param csrf_token: The CSRF token.
     :return: A list of the form data.
     """
-    journal_entry_date: str = dt.date.today().isoformat()
+    journal_entry_date: str = date.today().isoformat()
     return [{"csrf_token": csrf_token,
              "next": NEXT_URI,
              "date": journal_entry_date,

tests/test_journal_entry.py

@@ -17,8 +17,8 @@
 """The test for the journal entry management.
 
 """
-import datetime as dt
 import unittest
+from datetime import date, timedelta
 from decimal import Decimal
 
 import httpx
@@ -500,7 +500,7 @@ class CashReceiptJournalEntryTestCase(unittest.TestCase):
             journal_entry = db.session.get(JournalEntry, journal_entry_id)
             self.assertIsNotNone(journal_entry)
             journal_entry.created_at \
-                = journal_entry.created_at - dt.timedelta(seconds=5)
+                = journal_entry.created_at - timedelta(seconds=5)
             journal_entry.updated_at = journal_entry.created_at
             db.session.commit()
 
@@ -576,7 +576,7 @@ class CashReceiptJournalEntryTestCase(unittest.TestCase):
             self.client,
             form={"csrf_token": self.csrf_token,
                   "next": NEXT_URI,
-                  "date": dt.date.today().isoformat(),
+                  "date": date.today().isoformat(),
                   "currency-1-code": line_item.currency_code,
                   "currency-1-debit-1-original_line_item_id": line_item.id,
                   "currency-1-debit-1-account_code": line_item.account_code,
@@ -1112,7 +1112,7 @@ class CashDisbursementJournalEntryTestCase(unittest.TestCase):
             journal_entry = db.session.get(JournalEntry, journal_entry_id)
             self.assertIsNotNone(journal_entry)
             journal_entry.created_at \
-                = journal_entry.created_at - dt.timedelta(seconds=5)
+                = journal_entry.created_at - timedelta(seconds=5)
             journal_entry.updated_at = journal_entry.created_at
             db.session.commit()
 
@@ -1773,7 +1773,7 @@ class TransferJournalEntryTestCase(unittest.TestCase):
             journal_entry = db.session.get(JournalEntry, journal_entry_id)
             self.assertIsNotNone(journal_entry)
             journal_entry.created_at \
-                = journal_entry.created_at - dt.timedelta(seconds=5)
+                = journal_entry.created_at - timedelta(seconds=5)
             journal_entry.updated_at = journal_entry.created_at
             db.session.commit()
 
@@ -2124,9 +2124,9 @@ class JournalEntryReorderTestCase(unittest.TestCase):
 
         with self.app.app_context():
             journal_entry_1: JournalEntry = db.session.get(JournalEntry, id_1)
-            journal_entry_date_2: dt.date = journal_entry_1.date
+            journal_entry_date_2: date = journal_entry_1.date
-            journal_entry_date_1: dt.date \
+            journal_entry_date_1: date \
-                = journal_entry_date_2 - dt.timedelta(days=1)
+                = journal_entry_date_2 - timedelta(days=1)
             journal_entry_1.date = journal_entry_date_1
             journal_entry_1.no = 3
             journal_entry_2: JournalEntry = db.session.get(JournalEntry, id_2)
@@ -2176,10 +2176,10 @@ class JournalEntryReorderTestCase(unittest.TestCase):
                                       self.__get_add_disbursement_form())
 
         with self.app.app_context():
-            date: dt.date = db.session.get(JournalEntry, id_1).date
+            journal_entry_date: date = db.session.get(JournalEntry, id_1).date
 
         response = self.client.post(
-            f"{PREFIX}/dates/{date.isoformat()}",
+            f"{PREFIX}/dates/{journal_entry_date.isoformat()}",
             data={"csrf_token": self.csrf_token,
                   "next": "/next",
                   f"{id_1}-no": "4",
@@ -2207,7 +2207,7 @@ class JournalEntryReorderTestCase(unittest.TestCase):
             db.session.commit()
 
         response = self.client.post(
-            f"{PREFIX}/dates/{date.isoformat()}",
+            f"{PREFIX}/dates/{journal_entry_date.isoformat()}",
             data={"csrf_token": self.csrf_token,
                   "next": "/next",
                   f"{id_2}-no": "3a",

tests/test_option.py

@@ -17,8 +17,8 @@
 """The test for the options.
 
 """
-import datetime as dt
 import unittest
+from datetime import datetime, timedelta
 
 import httpx
 from flask import Flask
@@ -286,8 +286,7 @@ class OptionTestCase(unittest.TestCase):
         with self.app.app_context():
             option = db.session.get(Option, "recurring")
             self.assertIsNotNone(option)
-            timestamp: dt.datetime \
+            timestamp: datetime = option.created_at - timedelta(seconds=5)
-                = option.created_at - dt.timedelta(seconds=5)
             option.created_at = timestamp
             option.updated_at = timestamp
             db.session.commit()

tests/test_report.py

@@ -17,8 +17,8 @@
 """The test for the reports.
 
 """
-import datetime as dt
 import unittest
+from datetime import date
 
 import httpx
 from flask import Flask
@@ -446,15 +446,15 @@ class ReportTestData(BaseTestData):
     """The report test data."""
 
     def _init_data(self) -> None:
-        today: dt.date = dt.date.today()
+        today: date = date.today()
         year: int = today.year - 5
         month: int = today.month
         while True:
-            date: dt.date = dt.date(year, month, 5)
+            j_date: date = date(year, month, 5)
-            if date > today:
+            if j_date > today:
                 break
             self._add_simple_journal_entry(
-                (date - today).days, "USD",
+                (j_date - today).days, "USD",
                 "Salary薪水", "1200", Accounts.BANK, Accounts.SERVICE)
             month = month + 1
             if month > 12:

tests/test_site/lib.py

@@ -19,9 +19,9 @@
 """
 from __future__ import annotations
 
-import datetime as dt
 import typing as t
 from abc import ABC, abstractmethod
+from datetime import date, timedelta
 from decimal import Decimal
 from secrets import randbelow
 
@@ -167,10 +167,10 @@ class JournalEntryData:
         :param is_update: True for an update operation, or False otherwise
         :return: The journal entry as a form.
         """
-        date: dt.date = dt.date.today() - dt.timedelta(days=self.days)
+        journal_entry_date: date = date.today() - timedelta(days=self.days)
         form: dict[str, str] = {"csrf_token": csrf_token,
                                 "next": next_uri,
-                                "date": date.isoformat()}
+                                "date": journal_entry_date.isoformat()}
         for i in range(len(self.currencies)):
             form.update(self.currencies[i].form(i + 1, is_update))
         if self.note is not None:
@@ -240,12 +240,11 @@ class BaseTestData(ABC):
         existing_j_id: set[int] = {x["id"] for x in self.__journal_entries}
         existing_l_id: set[int] = {x["id"] for x in self.__line_items}
         journal_entry_data.id = self.__new_id(existing_j_id)
-        date: dt.date \
+        j_date: date = date.today() - timedelta(days=journal_entry_data.days)
-            = dt.date.today() - dt.timedelta(days=journal_entry_data.days)
         self.__journal_entries.append(
             {"id": journal_entry_data.id,
-             "date": date,
+             "date": j_date,
-             "no": self.__next_j_no(date),
+             "no": self.__next_j_no(j_date),
              "note": journal_entry_data.note,
              "created_by_id": self.__current_user_id,
              "updated_by_id": self.__current_user_id})
@@ -304,14 +303,14 @@ class BaseTestData(ABC):
                 existing_id.add(obj_id)
                 return obj_id
 
-    def __next_j_no(self, date: dt.date) -> int:
+    def __next_j_no(self, j_date: date) -> int:
         """Returns the next journal entry number in a day.
 
-        :param date: The journal entry date.
+        :param j_date: The journal entry date.
         :return: The next journal entry number.
         """
         existing: set[int] = {x["no"] for x in self.__journal_entries
-                              if x["date"] == date}
+                              if x["date"] == j_date}
         return 1 if len(existing) == 0 else max(existing) + 1
 
     def _add_simple_journal_entry(

tests/test_site/reset.py

@@ -17,7 +17,7 @@
 """The data reset for the Mia! Accounting demonstration website.
 
 """
-import datetime as dt
+from datetime import date, timedelta
 
 from flask import Flask, Blueprint, url_for, flash, redirect, session, \
     render_template, current_app
@@ -116,15 +116,15 @@ class SampleData(BaseTestData):
 
         :return: None.
         """
-        today: dt.date = dt.date.today()
+        today: date = date.today()
         days: int
         year: int
         month: int
 
         # Recurring in USD
-        date: dt.date = dt.date(today.year - 5, today.month, today.day)
+        j_date: date = date(today.year - 5, today.month, today.day)
-        date = date + dt.timedelta(days=(4 - date.weekday()))
+        j_date = j_date + timedelta(days=(4 - j_date.weekday()))
-        days = (today - date).days
+        days = (today - j_date).days
         while True:
             if days < 0:
                 break
@@ -147,7 +147,7 @@ class SampleData(BaseTestData):
             if month > 12:
                 year = year + 1
                 month = 1
-            days = (today - dt.date(year, month, 1)).days
+            days = (today - date(year, month, 1)).days
             if days < 0:
                 break
             self.__add_journal_entry(
@@ -159,12 +159,12 @@ class SampleData(BaseTestData):
 
         :return: None.
         """
-        today: dt.date = dt.date.today()
+        today: date = date.today()
 
         year: int = today.year - 5
         month: int = today.month
         while True:
-            days: int = (today - dt.date(year, month, 5)).days
+            days: int = (today - date(year, month, 5)).days
             if days < 0:
                 break
             self.__add_journal_entry(

tests/testlib_journal_entry.py

@@ -17,8 +17,8 @@
 """The common test libraries for the journal entry test cases.
 
 """
-import datetime as dt
 import re
+from datetime import date
 from decimal import Decimal
 from secrets import randbelow
 
@@ -41,7 +41,7 @@ def get_add_form(csrf_token: str) -> dict[str, str]:
     """
     return {"csrf_token": csrf_token,
             "next": NEXT_URI,
-            "date": dt.date.today().isoformat(),
+            "date": date.today().isoformat(),
             "currency-0-code": "USD",
             "currency-0-debit-0-no": "16",
             "currency-0-debit-0-account_code": Accounts.CASH,