refactor: replace percent format with fstrings

timed/employment/filters.py

@@ -24,7 +24,7 @@ def filter(self, qs: T, value: int) -> T:
         if value in EMPTY_VALUES:
             return qs
 
-        return qs.filter(**{"%s__year" % self.field_name: value})
+        return qs.filter(**{f"{self.field_name}__year": value})
 
 
 class PublicHolidayFilterSet(FilterSet):

timed/reports/views.py

@@ -441,7 +441,7 @@ def list(self, request, *args, **kwargs):
                 doc.tobytes(),
                 content_type="application/vnd.oasis.opendocument.spreadsheet",
             )
-            response["Content-Disposition"] = "attachment; filename=%s" % name
+            response["Content-Disposition"] = f"attachment; filename={name}"
             return response
 
         # zip multiple work reports
@@ -450,7 +450,7 @@ def list(self, request, *args, **kwargs):
             for name, doc in docs:
                 zf.writestr(name, doc.tobytes())
         response = HttpResponse(buf.getvalue(), content_type="application/zip")
-        response["Content-Disposition"] = "attachment; filename=%s-WorkReports.zip" % (
-            date.today().strftime("%Y%m%d")
+        response["Content-Disposition"] = (
+            f"attachment; filename={date.today():%Y%m%d}-WorkReports.zip"
         )
         return response

timed/tracking/views.py

@@ -353,7 +353,7 @@ def export(self, request):
 
         sheet = django_excel.pe.Sheet(content, name="Report", colnames=colnames)
         return django_excel.make_response(
-            sheet, file_type=file_type, file_name="report.%s" % file_type
+            sheet, file_type=file_type, file_name=f"report.{file_type}"
         )