removing extra stuff

Author: anmyachev

pandas/_libs/tslibs/timezones.pyx

@@ -76,15 +76,6 @@ cpdef inline object get_timezone(object tz):
                 zone = tz.zone
                 if zone is None:
                     return tz
-
-                # UTC and Etc/GMT or Etc/GMT+0 are the same timezones
-                if not isinstance(zone, str):
-                    str_zone = str(zone)
-                else:
-                    str_zone = zone
-
-                if str_zone == 'Etc/GMT' or str_zone == 'Etc/GMT+0':
-                    return UTC
                 return zone
             except AttributeError:
                 return tz

pandas/tests/indexes/datetimes/test_tools.py

@@ -8,9 +8,6 @@
 import dateutil
 from dateutil.parser import parse
 from dateutil.tz.tz import tzoffset
-from hypothesis import given
-from hypothesis.extra.pytz import timezones
-from hypothesis.strategies import datetimes
 import numpy as np
 import pytest
 import pytz
@@ -520,27 +517,6 @@ def test_to_datetime_different_offsets(self, cache):
         result = pd.to_datetime(arr, cache=cache)
         tm.assert_index_equal(result, expected)
 
-    @pytest.mark.parametrize('errors', ('ignore', 'coerce', 'raise'))
-    @pytest.mark.parametrize('suffix', ([], ['foo']))
-    @pytest.mark.parametrize('convertor', (lambda x: x, str))
-    @given(date1=datetimes(timezones=timezones()),
-           date2=datetimes(timezones=timezones()))
-    def test_to_datetime_cache_invariance(self, date1, date2, suffix,
-                                          errors, convertor):
-        # prepare a list of dates to parse with some duplicates
-        # and possible invalid string
-        arg = [convertor(date1), convertor(date2)] * 5 + suffix
-
-        def _get_answer(cache):
-            try:
-                return pd.to_datetime(arg, cache=cache, errors=errors)
-            except ValueError as err:
-                return err.args
-
-        cache_on = _get_answer(cache=True)
-        cache_off = _get_answer(cache=False)
-        tm.assert_almost_equal(cache_on, cache_off)
-
     @pytest.mark.parametrize('cache', [True, False])
     def test_to_datetime_tz_pytz(self, cache):
         # see gh-8260