Added the AllTime class as a named period.

src/accounting/report/period.py

@@ -116,6 +116,7 @@ class Period:
             "last-year": lambda: LastYear(),
             "today": lambda: Today(),
             "yesterday": lambda: Yesterday(),
+            "all-time": lambda: AllTime(),
         }
         if spec in named_periods:
             return named_periods[spec]()
@@ -531,6 +532,18 @@ class Yesterday(Period):
         self.is_yesterday = True
 
 
+class AllTime(Period):
+    """The period of all time."""
+    def __init__(self):
+        super().__init__(None, None)
+        self.is_this_year = True
+
+    def _set_properties(self) -> None:
+        self.spec = "all-time"
+        self.desc = gettext("All")
+        self.is_all = True
+
+
 class TemplatePeriod(Period):
     """The period template."""
     def __init__(self):

src/accounting/report/reports/utils/period_choosers.py

@@ -25,7 +25,7 @@ from datetime import date
 
 from accounting.models import Transaction
 from accounting.report.period import YearPeriod, Period, ThisMonth, \
-    LastMonth, SinceLastMonth, ThisYear, LastYear, Today, Yesterday, \
+    LastMonth, SinceLastMonth, ThisYear, LastYear, Today, Yesterday, AllTime, \
     TemplatePeriod
 
 
@@ -56,7 +56,7 @@ class PeriodChooser:
         """The URL for today."""
         self.yesterday_url: str = get_url(Yesterday())
         """The URL for yesterday."""
-        self.all_url: str = get_url(Period(None, None))
+        self.all_url: str = get_url(AllTime())
         """The URL for all period."""
         self.url_template: str = get_url(TemplatePeriod())
         """The URL template."""