Forwarded: no... waiting on a new release

--- a/setup.cfg
+++ b/setup.cfg
@@ -39,7 +39,6 @@
 [options]
 zip_safe = True
 setup_requires = setuptools_scm
-install_requires = six >= 1.5
 package_dir = 
 	=src
 python_requires = >=2.7, !=3.0.*, !=3.1.*, !=3.2.*
--- a/src/dateutil/relativedelta.py
+++ b/src/dateutil/relativedelta.py
@@ -5,7 +5,6 @@
 import operator
 from math import copysign
 
-from six import integer_types
 from warnings import warn
 
 from ._common import weekday
@@ -200,7 +199,7 @@
                      "This is not a well-defined condition and will raise " +
                      "errors in future versions.", DeprecationWarning)
 
-            if isinstance(weekday, integer_types):
+            if isinstance(weekday, int):
                 self.weekday = weekdays[weekday]
             else:
                 self.weekday = weekday
--- a/tests/property/test_tz_prop.py
+++ b/tests/property/test_tz_prop.py
@@ -1,7 +1,6 @@
 from datetime import datetime, timedelta
 
 import pytest
-import six
 from hypothesis import assume, given
 from hypothesis import strategies as st
 
@@ -25,10 +24,7 @@
         return
 
     dt_act = dt.astimezone(tz.gettz(gettz_arg))
-    if six.PY2:
-        dt_exp = dt.astimezone(tz.tzlocal())
-    else:
-        dt_exp = dt.astimezone()
+    dt_exp = dt.astimezone()
 
     assert dt_act == dt_exp
     assert dt_act.tzname() == dt_exp.tzname()
--- a/tests/test_imports.py
+++ b/tests/test_imports.py
@@ -1,22 +1,10 @@
 import sys
 import unittest
 import pytest
-import six
 
 MODULE_TYPE = type(sys)
 
 
-# Tests live in datetutil/test which cause a RuntimeWarning for Python2 builds.
-# But since we expect lazy imports tests to fail for Python < 3.7  we'll ignore those
-# warnings with this filter.
-
-if six.PY2:
-    filter_import_warning = pytest.mark.filterwarnings("ignore::RuntimeWarning")
-else:
-
-    def filter_import_warning(f):
-        return f
-
 
 @pytest.fixture(scope="function")
 def clean_import():
@@ -46,7 +34,6 @@
         sys.modules[mod_name] = mod
 
 
-@filter_import_warning
 @pytest.mark.parametrize(
     "module",
     ["easter", "parser", "relativedelta", "rrule", "tz", "utils", "zoneinfo"],
--- a/tests/test_isoparser.py
+++ b/tests/test_isoparser.py
@@ -9,7 +9,6 @@
 from dateutil.parser import isoparser, isoparse
 
 import pytest
-import six
 
 
 def _generate_tzoffsets(limited):
@@ -297,7 +296,7 @@
 
 
 # This only fails on Python 3
-@pytest.mark.xfail(not six.PY2, reason="Fails on Python 3 only")
+@pytest.mark.xfail(reason="Fails on Python 3 only")
 def test_isoparser_byte_sep():
     dt = datetime(2017, 12, 6, 12, 30, 45)
     dt_str = dt.isoformat(sep=str('T'))
@@ -347,9 +346,7 @@
         date(2016, 2, 1)
     ]
 
-    if not six.PY2:
-        # strftime does not support dates before 1900 in Python 2
-        dates_no_day.append(date(1000, 11, 1))
+    dates_no_day.append(date(1000, 11, 1))
 
     # Only one supported format for dates with no day
     o = zip(dates_no_day, it.repeat('%Y-%m'))
@@ -371,7 +368,7 @@
 @pytest.mark.parametrize('as_bytes', [True, False])
 def test_parse_isodate(d, dt_fmt, as_bytes):
     d_str = d.strftime(dt_fmt)
-    if isinstance(d_str, six.text_type) and as_bytes:
+    if isinstance(d_str, str) and as_bytes:
         d_str = d_str.encode('ascii')
     elif isinstance(d_str, bytes) and not as_bytes:
         d_str = d_str.decode('ascii')
@@ -400,10 +397,7 @@
         isoparser().parse_isodate('2014-0423')
 
     # ensure the error message does not contain b' prefixes
-    if six.PY2:
-        expected_error = "String contains unknown ISO components: u'2014-0423'"
-    else:
-        expected_error = "String contains unknown ISO components: '2014-0423'"
+    expected_error = "String contains unknown ISO components: '2014-0423'"
     assert expected_error == str(excinfo.value)
 
 
@@ -458,7 +452,7 @@
 @pytest.mark.parametrize('as_bytes', [True, False])
 def test_isotime(time_val, time_fmt, as_bytes):
     tstr = time_val.strftime(time_fmt)
-    if isinstance(tstr, six.text_type) and as_bytes:
+    if isinstance(tstr, str) and as_bytes:
         tstr = tstr.encode('ascii')
     elif isinstance(tstr, bytes) and not as_bytes:
         tstr = tstr.decode('ascii')
--- a/tests/test_parser.py
+++ b/tests/test_parser.py
@@ -14,7 +14,6 @@
 
 from ._common import TZEnvContext
 
-from six import assertRaisesRegex, PY2
 from io import StringIO
 
 import pytest
@@ -462,13 +461,6 @@
                          datetime(2003, 9, 25, 10, 36, 28,
                                   tzinfo=self.brsttz))
 
-    def testDateCommandFormatWithLong(self):
-        if PY2:
-            self.assertEqual(parse("Thu Sep 25 10:36:28 BRST 2003",
-                                   tzinfos={"BRST": long(-10800)}),
-                             datetime(2003, 9, 25, 10, 36, 28,
-                                      tzinfo=self.brsttz))
-
     def testISOFormatStrip2(self):
         self.assertEqual(parse("2003-09-25T10:49:41+03:00"),
                          datetime(2003, 9, 25, 10, 49, 41,
@@ -570,11 +562,11 @@
             parse('shouldfail')
 
     def testCorrectErrorOnFuzzyWithTokens(self):
-        assertRaisesRegex(self, ParserError, 'Unknown string format',
+        self.assertRaisesRegex(ParserError, 'Unknown string format',
                           parse, '04/04/32/423', fuzzy_with_tokens=True)
-        assertRaisesRegex(self, ParserError, 'Unknown string format',
+        self.assertRaisesRegex(ParserError, 'Unknown string format',
                           parse, '04/04/04 +32423', fuzzy_with_tokens=True)
-        assertRaisesRegex(self, ParserError, 'Unknown string format',
+        self.assertRaisesRegex(ParserError, 'Unknown string format',
                           parse, '04/04/0d4', fuzzy_with_tokens=True)
 
     def testIncreasingCTime(self):
--- a/tests/test_rrule.py
+++ b/tests/test_rrule.py
@@ -3,7 +3,6 @@
 
 from datetime import datetime, date
 import unittest
-from six import PY2
 
 from dateutil import tz
 from dateutil.rrule import (
@@ -2282,27 +2281,6 @@
                           datetime(2010, 3, 22, 13, 1),
                           datetime(2010, 3, 22, 14, 1)])
 
-    def testLongIntegers(self):
-        if PY2:  # There are no longs in python3
-            self.assertEqual(list(rrule(MINUTELY,
-                                  count=long(2),
-                                  interval=long(2),
-                                  bymonth=long(2),
-                                  byweekday=long(3),
-                                  byhour=long(6),
-                                  byminute=long(6),
-                                  bysecond=long(6),
-                                  dtstart=datetime(1997, 9, 2, 9, 0))),
-                             [datetime(1998, 2, 5, 6, 6, 6),
-                              datetime(1998, 2, 12, 6, 6, 6)])
-            self.assertEqual(list(rrule(YEARLY,
-                                  count=long(2),
-                                  bymonthday=long(5),
-                                  byweekno=long(2),
-                                  dtstart=datetime(1997, 9, 2, 9, 0))),
-                             [datetime(1998, 1, 5, 9, 0),
-                              datetime(2004, 1, 5, 9, 0)])
-
     def testHourlyBadRRule(self):
         """
         When `byhour` is specified with `freq=HOURLY`, there are certain
@@ -4577,24 +4555,6 @@
                               wkst=SU,
                               dtstart=datetime(1997, 9, 2, 9, 0)))
 
-    def testToStrLongIntegers(self):
-        if PY2:  # There are no longs in python3
-            self._rrulestr_reverse_test(rrule(MINUTELY,
-                                  count=long(2),
-                                  interval=long(2),
-                                  bymonth=long(2),
-                                  byweekday=long(3),
-                                  byhour=long(6),
-                                  byminute=long(6),
-                                  bysecond=long(6),
-                                  dtstart=datetime(1997, 9, 2, 9, 0)))
-
-            self._rrulestr_reverse_test(rrule(YEARLY,
-                                  count=long(2),
-                                  bymonthday=long(5),
-                                  byweekno=long(2),
-                                  dtstart=datetime(1997, 9, 2, 9, 0)))
-
     def testReplaceIfSet(self):
         rr = rrule(YEARLY,
                    count=1,
--- a/tests/test_tz.py
+++ b/tests/test_tz.py
@@ -7,7 +7,6 @@
 from datetime import datetime, timedelta
 from datetime import time as dt_time
 from datetime import tzinfo
-from six import PY2
 from io import BytesIO, StringIO
 import unittest
 
@@ -1114,11 +1113,6 @@
             b"America/New_York",
             ".*should be str, not bytes.*",
             id="bytes on Python 3",
-            marks=[
-                pytest.mark.skipif(
-                    PY2, reason="bytes arguments accepted in Python 2"
-                )
-            ],
         ),
         pytest.param(
             object(),
--- a/updatezinfo.py
+++ b/updatezinfo.py
@@ -4,8 +4,8 @@
 import json
 import io
 
-from six.moves.urllib import request
-from six.moves.urllib import error as urllib_error
+from urllib import request
+from urllib import error as urllib_error
 
 try:
     import dateutil
--- a/src/dateutil/rrule.py
+++ b/src/dateutil/rrule.py
@@ -15,9 +15,9 @@
 # For warning about deprecation of until and count
 from warnings import warn
 
-from six import advance_iterator, integer_types
-
-from six.moves import _thread, range
+import _thread
+advance_iterator = next
+integer_types = (int,)
 
 from ._common import weekday as weekdaybase
 
--- a/src/dateutil/parser/_parser.py
+++ b/src/dateutil/parser/_parser.py
@@ -39,9 +39,6 @@
 from calendar import monthrange
 from io import StringIO
 
-import six
-from six import integer_types, text_type
-
 from decimal import Decimal
 
 from warnings import warn
@@ -63,7 +60,7 @@
         if isinstance(instream, (bytes, bytearray)):
             instream = instream.decode()
 
-        if isinstance(instream, text_type):
+        if isinstance(instream, str):
             instream = StringIO(instream)
         elif getattr(instream, 'read', None) is None:
             raise TypeError('Parser must be a string or character stream, not '
@@ -648,7 +645,7 @@
         try:
             ret = self._build_naive(res, default)
         except ValueError as e:
-            six.raise_from(ParserError(str(e) + ": %s", timestr), e)
+            raise ParserError(str(e) + ": %s", timestr) from e
 
         if not ignoretz:
             ret = self._build_tzaware(ret, res, tzinfos)
@@ -878,7 +875,7 @@
         try:
             value = self._to_decimal(value_repr)
         except Exception as e:
-            six.raise_from(ValueError('Unknown numeric token'), e)
+            raise ValueError('Unknown numeric token') from e
 
         len_li = len(value_repr)
 
@@ -1147,7 +1144,7 @@
                 raise ValueError("Converted decimal value is infinite or NaN")
         except Exception as e:
             msg = "Could not convert %s to decimal" % val
-            six.raise_from(ValueError(msg), e)
+            raise ValueError(msg) from e
         else:
             return decimal_value
 
@@ -1165,9 +1162,9 @@
         # eg tzinfos = {'BRST' : None}
         if isinstance(tzdata, datetime.tzinfo) or tzdata is None:
             tzinfo = tzdata
-        elif isinstance(tzdata, text_type):
+        elif isinstance(tzdata, str):
             tzinfo = tz.tzstr(tzdata)
-        elif isinstance(tzdata, integer_types):
+        elif isinstance(tzdata, int):
             tzinfo = tz.tzoffset(tzname, tzdata)
         else:
             raise TypeError("Offset must be tzinfo subclass, tz string, "
--- a/src/dateutil/parser/isoparser.py
+++ b/src/dateutil/parser/isoparser.py
@@ -14,7 +14,6 @@
 from functools import wraps
 
 import re
-import six
 
 __all__ = ["isoparse", "isoparser"]
 
@@ -26,13 +25,13 @@
         str_in = getattr(str_in, 'read', lambda: str_in)()
 
         # If it's unicode, turn it into bytes, since ISO-8601 only covers ASCII
-        if isinstance(str_in, six.text_type):
+        if isinstance(str_in, str):
             # ASCII is the same in UTF-8
             try:
                 str_in = str_in.encode('ascii')
             except UnicodeEncodeError as e:
                 msg = 'ISO-8601 strings should contain only ASCII characters'
-                six.raise_from(ValueError(msg), e)
+                raise ValueError(msg) from e
 
         return f(self, str_in, *args, **kwargs)
 
--- a/src/dateutil/tz/tz.py
+++ b/src/dateutil/tz/tz.py
@@ -16,9 +16,8 @@
 import weakref
 from collections import OrderedDict
 
-import six
-from six import string_types
-from six.moves import _thread
+import _thread
+
 from ._common import tzname_in_python2, _tzinfo
 from ._common import tzrangebase, enfold
 from ._common import _validate_fromutc_inputs
@@ -38,8 +37,7 @@
 EPOCHORDINAL = EPOCH.toordinal()
 
 
-@six.add_metaclass(_TzSingleton)
-class tzutc(datetime.tzinfo):
+class tzutc(datetime.tzinfo, metaclass=_TzSingleton):
     """
     This is a tzinfo object that represents the UTC time zone.
 
@@ -129,8 +127,7 @@
 UTC = tzutc()
 
 
-@six.add_metaclass(_TzOffsetFactory)
-class tzoffset(datetime.tzinfo):
+class tzoffset(datetime.tzinfo, metaclass=_TzOffsetFactory):
     """
     A simple class for representing a fixed offset from UTC.
 
@@ -459,7 +456,7 @@
         super(tzfile, self).__init__()
 
         file_opened_here = False
-        if isinstance(fileobj, string_types):
+        if isinstance(fileobj, str):
             self._filename = fileobj
             fileobj = open(fileobj, 'rb')
             file_opened_here = True
@@ -1033,8 +1030,7 @@
         return self._dst_base_offset_
 
 
-@six.add_metaclass(_TzStrFactory)
-class tzstr(tzrange):
+class tzstr(tzrange, metaclass=_TzStrFactory):
     """
     ``tzstr`` objects are time zone objects specified by a time-zone string as
     it would be passed to a ``TZ`` variable on POSIX-style systems (see
@@ -1265,7 +1261,7 @@
         global rrule
         from dateutil import rrule
 
-        if isinstance(fileobj, string_types):
+        if isinstance(fileobj, str):
             self._s = fileobj
             # ical should be encoded in UTF-8 with CRLF
             fileobj = open(fileobj, 'r')
@@ -1621,7 +1617,7 @@
                 except TypeError as e:
                     if isinstance(name, bytes):
                         new_msg = "gettz argument should be str, not bytes"
-                        six.raise_from(TypeError(new_msg), e)
+                        raise TypeError(new_msg) from e
                     else:
                         raise
                 if os.path.isabs(name):
--- a/src/dateutil/tz/_common.py
+++ b/src/dateutil/tz/_common.py
@@ -1,5 +1,3 @@
-from six import PY2
-
 from functools import wraps
 
 from datetime import datetime, timedelta, tzinfo
@@ -16,18 +14,7 @@
     tzname() API changed in Python 3. It used to return bytes, but was changed
     to unicode strings
     """
-    if PY2:
-        @wraps(namefunc)
-        def adjust_encoding(*args, **kwargs):
-            name = namefunc(*args, **kwargs)
-            if name is not None:
-                name = name.encode()
-
-            return name
-
-        return adjust_encoding
-    else:
-        return namefunc
+    return namefunc
 
 
 # The following is adapted from Alexander Belopolsky's tz library
@@ -309,7 +296,6 @@
         else:
             return ZERO
 
-    @tzname_in_python2
     def tzname(self, dt):
         if self._isdst(dt):
             return self._dst_abbr
--- a/src/dateutil/tz/_factories.py
+++ b/src/dateutil/tz/_factories.py
@@ -2,7 +2,7 @@
 import weakref
 from collections import OrderedDict
 
-from six.moves import _thread
+import _thread
 
 
 class _TzSingleton(type):
--- a/src/dateutil/tz/win.py
+++ b/src/dateutil/tz/win.py
@@ -10,8 +10,8 @@
 import datetime
 import struct
 
-from six.moves import winreg
-from six import text_type
+import winreg
+text_type = str
 
 try:
     import ctypes