Removed the "be" cast function to cast data type for the binary expressions. It is to be replaced by the mapped type hints.

src/accounting/report/reports/income_expenses.py

@@ -37,7 +37,6 @@ from accounting.report.utils.option_link import OptionLink
 from accounting.report.utils.report_chooser import ReportChooser
 from accounting.report.utils.report_type import ReportType
 from accounting.report.utils.urls import income_expenses_url
-from accounting.utils.cast import be
 from accounting.utils.current_account import CurrentAccount
 from accounting.utils.pagination import Pagination
 
@@ -122,8 +121,7 @@ class LineItemCollector:
             else_=-JournalEntryLineItem.amount))
         select: sa.Select = sa.Select(balance_func)\
             .join(JournalEntry).join(Account)\
-            .filter(be(JournalEntryLineItem.currency_code
-                       == self.__currency.code),
+            .filter(JournalEntryLineItem.currency_code == self.__currency.code,
                     self.__account_condition,
                     JournalEntry.date < self.__period.start)
         balance: int | None = db.session.scalar(select)
@@ -347,8 +345,7 @@ class PageParams(BasePageParams):
                           self.account.id == 0)]
         in_use: sa.Select = sa.Select(JournalEntryLineItem.account_id)\
             .join(Account)\
-            .filter(be(JournalEntryLineItem.currency_code
-                       == self.currency.code),
+            .filter(JournalEntryLineItem.currency_code == self.currency.code,
                     CurrentAccount.sql_condition())\
             .group_by(JournalEntryLineItem.account_id)
         options.extend([OptionLink(str(x),