code quality

aircox/converters.py

@@ -1,50 +1,61 @@
 import datetime
 
-from django.utils.safestring import mark_safe
 from django.urls.converters import StringConverter
+from django.utils.safestring import mark_safe
 
-from .utils import str_to_date
+__all__ = ("PagePathConverter", "WeekConverter", "DateConverter")
 
 
 class PagePathConverter(StringConverter):
-    """ Match path for pages, including surrounding slashes. """
-    regex = r'/?|([-_a-zA-Z0-9]+/)*?'
+    """Match path for pages, including surrounding slashes."""
+
+    regex = r"/?|([-_a-zA-Z0-9]+/)*?"
 
     def to_python(self, value):
-        if not value or value[0] != '/':
-            value = '/' + value
-        if len(value) > 1 and value[-1] != '/':
-            value = value + '/'
+        if not value or value[0] != "/":
+            value = "/" + value
+        if len(value) > 1 and value[-1] != "/":
+            value = value + "/"
         return value
 
     def to_url(self, value):
-        if value[0] == '/':
+        if value[0] == "/":
             value = value[1:]
-        if value[-1] != '/':
-            value = value + '/'
+        if value[-1] != "/":
+            value = value + "/"
         return mark_safe(value)
 
 
 class WeekConverter:
-    """ Converter for date as YYYYY/WW """
-    regex = r'[0-9]{4}/[0-9]{2}'
+    """Converter for date as YYYYY/WW."""
+
+    regex = r"[0-9]{4}/[0-9]{2}"
 
     def to_python(self, value):
-        return datetime.datetime.strptime(value + '/1', '%G/%V/%u').date()
+        return datetime.datetime.strptime(value + "/1", "%G/%V/%u").date()
 
     def to_url(self, value):
-        return value if isinstance(value, str) else \
-            '{:04d}/{:02d}'.format(*value.isocalendar())
+        return (
+            value
+            if isinstance(value, str)
+            else "{:04d}/{:02d}".format(*value.isocalendar())
+        )
 
 
 class DateConverter:
-    """ Converter for date as YYYY/MM/DD """
-    regex = r'[0-9]{4}/[0-9]{2}/[0-9]{2}'
+    """Converter for date as YYYY/MM/DD."""
+
+    regex = r"[0-9]{4}/[0-9]{2}/[0-9]{2}"
 
     def to_python(self, value):
-        value = value.split('/')[:3]
+        value = value.split("/")[:3]
         return datetime.date(int(value[0]), int(value[1]), int(value[2]))
 
     def to_url(self, value):
-        return value if isinstance(value, str) else \
-            '{:04d}/{:02d}/{:02d}'.format(value.year, value.month, value.day)
+        return (
+            value
+            if isinstance(value, str)
+            else "{:04d}/{:02d}/{:02d}".format(
+                value.year, value.month, value.day
+            )
+        )