Removed unneeded escapes in regexes.

Special characters lose their special meaning inside sets of characters.

"-" lose its special meaning if it's placed as the first or last
character.

Follow up to 7c6b66383da5f9a67142334cd2ed2d769739e8f1.

1 files changed, 7 insertions, 7 deletions

diff --git a/django/utils/dateparse.py b/django/utils/dateparse.py
index 08651f57ad..5cedd1affa 100644
--- a/django/utils/dateparse.py
+++ b/django/utils/dateparse.py
@@ -14,13 +14,13 @@ date_re = _lazy_re_compile(r"(?P<year>\d{4})-(?P<month>\d{1,2})-(?P<day>\d{1,2})
 
 time_re = _lazy_re_compile(
     r"(?P<hour>\d{1,2}):(?P<minute>\d{1,2})"
-    r"(?::(?P<second>\d{1,2})(?:[\.,](?P<microsecond>\d{1,6})\d{0,6})?)?$"
+    r"(?::(?P<second>\d{1,2})(?:[.,](?P<microsecond>\d{1,6})\d{0,6})?)?$"
 )
 
 datetime_re = _lazy_re_compile(
     r"(?P<year>\d{4})-(?P<month>\d{1,2})-(?P<day>\d{1,2})"
     r"[T ](?P<hour>\d{1,2}):(?P<minute>\d{1,2})"
-    r"(?::(?P<second>\d{1,2})(?:[\.,](?P<microsecond>\d{1,6})\d{0,6})?)?"
+    r"(?::(?P<second>\d{1,2})(?:[.,](?P<microsecond>\d{1,6})\d{0,6})?)?"
     r"\s*(?P<tzinfo>Z|[+-]\d{2}(?::?\d{2})?)?$"
 )
 
@@ -31,7 +31,7 @@ standard_duration_re = _lazy_re_compile(
     r"((?:(?P<hours>\d+):)(?=\d+:\d+))?"
     r"(?:(?P<minutes>\d+):)?"
     r"(?P<seconds>\d+)"
-    r"(?:[\.,](?P<microseconds>\d{1,6})\d{0,6})?"
+    r"(?:[.,](?P<microseconds>\d{1,6})\d{0,6})?"
     r"$"
 )
 
@@ -40,11 +40,11 @@ standard_duration_re = _lazy_re_compile(
 iso8601_duration_re = _lazy_re_compile(
     r"^(?P<sign>[-+]?)"
     r"P"
-    r"(?:(?P<days>\d+([\.,]\d+)?)D)?"
+    r"(?:(?P<days>\d+([.,]\d+)?)D)?"
     r"(?:T"
-    r"(?:(?P<hours>\d+([\.,]\d+)?)H)?"
-    r"(?:(?P<minutes>\d+([\.,]\d+)?)M)?"
-    r"(?:(?P<seconds>\d+([\.,]\d+)?)S)?"
+    r"(?:(?P<hours>\d+([.,]\d+)?)H)?"
+    r"(?:(?P<minutes>\d+([.,]\d+)?)M)?"
+    r"(?:(?P<seconds>\d+([.,]\d+)?)S)?"
     r")?"
     r"$"
 )