From 5988e988f5882300e55316abadce0a443474e458 Mon Sep 17 00:00:00 2001
From: Igor <igor@lingvist.io>
Date: Wed, 11 Oct 2017 17:18:30 +0300
Subject: Be able to recognize time zones with fractional hours

---
 src/isodate/isotzinfo.py           |  2 +-
 src/isodate/tests/test_datetime.py | 10 ++++++++++
 src/isodate/tests/test_time.py     |  6 ++++++
 3 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/src/isodate/isotzinfo.py b/src/isodate/isotzinfo.py
index 263afd7..a805ebe 100644
--- a/src/isodate/isotzinfo.py
+++ b/src/isodate/isotzinfo.py
@@ -35,7 +35,7 @@ from isodate.isoerror import ISO8601Error
 from isodate.tzinfo import UTC, FixedOffset, ZERO
 
 TZ_REGEX = r"(?P<tzname>(Z|(?P<tzsign>[+-])"\
-           r"(?P<tzhour>[0-9]{2})(:(?P<tzmin>[0-9]{2}))?)?)"
+           r"(?P<tzhour>[0-9]{2})(:?(?P<tzmin>[0-9]{2}))?)?)"
 
 TZ_RE = re.compile(TZ_REGEX)
 
diff --git a/src/isodate/tests/test_datetime.py b/src/isodate/tests/test_datetime.py
index 3cdfe42..85c822f 100644
--- a/src/isodate/tests/test_datetime.py
+++ b/src/isodate/tests/test_datetime.py
@@ -63,6 +63,16 @@ TEST_CASES = [('19850412T1015', datetime(1985, 4, 12, 10, 15),
                                                                   '+0400'),),
                DATE_EXT_WEEK_COMPLETE + 'T' + TIME_EXT_MINUTE + TZ_HOUR,
                '1985-W15-5T10:15+04'),
+              ('1985-W15-5T10:15-0430',
+               datetime(1985, 4, 12, 10, 15, tzinfo=FixedOffset(-4, -30,
+                                                                '-0430'),),
+               DATE_EXT_WEEK_COMPLETE + 'T' + TIME_EXT_MINUTE + TZ_BAS,
+               '1985-W15-5T10:15-0430'),
+              ('1985-W15-5T10:15+04:45',
+               datetime(1985, 4, 12, 10, 15, tzinfo=FixedOffset(4, 45,
+                                                                '+04:45'),),
+               DATE_EXT_WEEK_COMPLETE + 'T' + TIME_EXT_MINUTE + TZ_EXT,
+               '1985-W15-5T10:15+04:45'),
               ('20110410T101225.123000Z',
                datetime(2011, 4, 10, 10, 12, 25, 123000, tzinfo=UTC),
                DATE_BAS_COMPLETE + 'T' + TIME_BAS_COMPLETE + ".%f" + TZ_BAS,
diff --git a/src/isodate/tests/test_time.py b/src/isodate/tests/test_time.py
index 7dfd0c0..fe96dab 100644
--- a/src/isodate/tests/test_time.py
+++ b/src/isodate/tests/test_time.py
@@ -83,6 +83,12 @@ TEST_CASES = [('232050', time(23, 20, 50), TIME_BAS_COMPLETE + TZ_BAS),
               ('15:27:46-05', time(15, 27, 46,
                                    tzinfo=FixedOffset(-5, -0, '-05:00')),
                TIME_EXT_COMPLETE + TZ_HOUR),
+              ('15:27:46-05:30', time(15, 27, 46,
+                                      tzinfo=FixedOffset(-5, -30, '-05:30')),
+               TIME_EXT_COMPLETE + TZ_EXT),
+              ('15:27:46-0545', time(15, 27, 46,
+                                     tzinfo=FixedOffset(-5, -45, '-0545')),
+               TIME_EXT_COMPLETE + TZ_BAS),
               ('1:17:30', None, TIME_EXT_COMPLETE)]
 
 
-- 
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