Moved the CURRENCY_REQUIRED validator back from the "accounting.forms" module to the "accounting.journal_entry.forms.currency" module. It is not shared with other module anymore.

src/accounting/forms.py

@@ -19,16 +19,11 @@
 """
 from flask_wtf import FlaskForm
 from wtforms import StringField, ValidationError
-from wtforms.validators import DataRequired
 
 from accounting import db
 from accounting.locale import lazy_gettext
 from accounting.models import Currency
 
-CURRENCY_REQUIRED: DataRequired = DataRequired(
-    lazy_gettext("Please select the currency."))
-"""The validator to check if the currency code is empty."""
-
 
 class CurrencyExists:
     """The validator to check if the account exists."""

src/accounting/journal_entry/forms/currency.py

@@ -24,9 +24,10 @@ from flask_babel import LazyString
 from flask_wtf import FlaskForm
 from wtforms import StringField, ValidationError, FieldList, IntegerField, \
     BooleanField, FormField
+from wtforms.validators import DataRequired
 
 from accounting import db
-from accounting.forms import CURRENCY_REQUIRED, CurrencyExists
+from accounting.forms import CurrencyExists
 from accounting.journal_entry.utils.offset_alias import offset_alias
 from accounting.locale import lazy_gettext
 from accounting.models import JournalEntryLineItem
@@ -35,6 +36,11 @@ from accounting.utils.strip_text import strip_text
 from .line_item import LineItemForm, CreditLineItemForm, DebitLineItemForm
 
 
+CURRENCY_REQUIRED: DataRequired = DataRequired(
+    lazy_gettext("Please select the currency."))
+"""The validator to check if the currency code is empty."""
+
+
 class SameCurrencyAsOriginalLineItems:
     """The validator to check if the currency is the same as the
     original line items."""