Index: caldav-0.10.0/caldav/davclient.py
===================================================================
--- caldav-0.10.0.orig/caldav/davclient.py
+++ caldav-0.10.0/caldav/davclient.py
@@ -4,7 +4,6 @@ import logging
 import re
 
 import requests
-import six
 from caldav.elements import cdav
 from caldav.elements import dav
 from caldav.elements import ical
@@ -21,10 +20,7 @@ from caldav.objects import ScheduleInbox
 from caldav.objects import ScheduleOutbox
 from lxml import etree
 
-if six.PY3:
-    from urllib.parse import unquote
-else:
-    from urlparse import unquote
+from urllib.parse import unquote
 
 
 class DAVResponse:
Index: caldav-0.10.0/caldav/elements/base.py
===================================================================
--- caldav-0.10.0.orig/caldav/elements/base.py
+++ caldav-0.10.0/caldav/elements/base.py
@@ -3,7 +3,6 @@
 from caldav.lib.namespace import nsmap
 from caldav.lib.python_utilities import to_unicode
 from lxml import etree
-from six import PY3
 
 
 class BaseElement(object):
@@ -30,9 +29,7 @@ class BaseElement(object):
         utf8 = etree.tostring(
             self.xmlelement(), encoding="utf-8", xml_declaration=True, pretty_print=True
         )
-        if PY3:
-            return str(utf8, "utf-8")
-        return utf8
+        return str(utf8, "utf-8")
 
     def xmlelement(self):
         root = etree.Element(self.tag, nsmap=nsmap)
Index: caldav-0.10.0/caldav/lib/python_utilities.py
===================================================================
--- caldav-0.10.0.orig/caldav/lib/python_utilities.py
+++ caldav-0.10.0/caldav/lib/python_utilities.py
@@ -1,53 +1,31 @@
-from six import PY3
-from six import string_types
-
-
-def isPython3():
-    """Deprecated. Use six.PY3"""
-    return PY3
-
-
 def to_wire(text):
-    if text is not None and isinstance(text, string_types) and PY3:
+    if text is not None and isinstance(text, str):
         text = bytes(text, "utf-8")
-    elif not PY3:
-        text = to_unicode(text).encode("utf-8")
     return text
 
 
 def to_local(text):
-    if text is not None and not isinstance(text, string_types):
+    if text is not None and not isinstance(text, str):
         text = text.decode("utf-8")
     return text
 
 
 def to_str(text):
-    if text and not isinstance(text, string_types):
+    if text and not isinstance(text, str):
         text = text.decode("utf-8")
     return text
 
 
 def to_normal_str(text):
     """
-    A str object is a unicode on python3 and a byte string on python2.
-    Make sure we return a normal string, no matter what version of
-    python ...
+    Make sure we return a normal string
     """
-    if PY3 and text and not isinstance(text, str):
+    if text and not isinstance(text, str):
         text = text.decode("utf-8")
-    elif not PY3 and text and not isinstance(text, str):
-        text = text.encode("utf-8")
     return text
 
 
 def to_unicode(text):
-    if (
-        text
-        and isinstance(text, string_types)
-        and not PY3
-        and not isinstance(text, unicode)
-    ):
-        return unicode(text, "utf-8")
-    if PY3 and text and isinstance(text, bytes):
+    if text and isinstance(text, bytes):
         return text.decode("utf-8")
     return text
Index: caldav-0.10.0/caldav/lib/url.py
===================================================================
--- caldav-0.10.0.orig/caldav/lib/url.py
+++ caldav-0.10.0/caldav/lib/url.py
@@ -2,29 +2,15 @@
 # -*- encoding: utf-8 -*-
 from caldav.lib.python_utilities import to_normal_str
 from caldav.lib.python_utilities import to_unicode
-from six import PY3
 
-if PY3:
-    from urllib.parse import (
-        ParseResult,
-        SplitResult,
-        urlparse,
-        unquote,
-        quote,
-        urlunparse,
-    )
-else:
-    from urlparse import ParseResult, SplitResult
-    from urlparse import urlparse, urlunparse
-    from urllib import unquote, quote
-
-
-def uc2utf8(input):
-    # argh!  this feels wrong, but seems to be needed.
-    if not PY3 and type(input) == unicode:
-        return input.encode("utf-8")
-    else:
-        return input
+from urllib.parse import (
+    ParseResult,
+    SplitResult,
+    urlparse,
+    unquote,
+    quote,
+    urlunparse,
+)
 
 
 class URL:
@@ -195,12 +181,12 @@ class URL:
             raise ValueError("%s can't be joined with %s" % (self, path))
 
         if path.path[0] == "/":
-            ret_path = uc2utf8(path.path)
+            ret_path = path.path
         else:
             sep = "/"
             if self.path.endswith("/"):
                 sep = ""
-            ret_path = "%s%s%s" % (self.path, sep, uc2utf8(path.path))
+            ret_path = "%s%s%s" % (self.path, sep, path.path)
         return URL(
             ParseResult(
                 self.scheme or path.scheme,
Index: caldav-0.10.0/setup.py
===================================================================
--- caldav-0.10.0.orig/setup.py
+++ caldav-0.10.0/setup.py
@@ -66,7 +66,7 @@ if __name__ == "__main__":
         packages=find_packages(exclude=["tests"]),
         include_package_data=True,
         zip_safe=False,
-        install_requires=["vobject", "lxml", "requests", "six", "icalendar"]
+        install_requires=["vobject", "lxml", "requests", "icalendar"]
         + extra_packages,
         tests_require=test_packages + extra_test_packages,
         extras_require={
Index: caldav-0.10.0/tests/proxy.py
===================================================================
--- caldav-0.10.0.orig/tests/proxy.py
+++ caldav-0.10.0/tests/proxy.py
@@ -28,18 +28,11 @@ from types import FrameType
 
 from caldav.lib.python_utilities import to_local
 from caldav.lib.python_utilities import to_wire
-from six import PY3
 
-if PY3:
-    from urllib import parse
-    from urllib.parse import urlparse, urlunparse
-    from http.server import BaseHTTPRequestHandler, HTTPServer
-    from socketserver import ThreadingMixIn
-else:
-    from urlparse import urlparse as parse
-    from urlparse import urlparse, urlunparse
-    from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
-    from SocketServer import ThreadingMixIn
+from urllib import parse
+from urllib.parse import urlparse, urlunparse
+from http.server import BaseHTTPRequestHandler, HTTPServer
+from socketserver import ThreadingMixIn
 
 __version__ = "0.3.1"
 
Index: caldav-0.10.0/tests/test_caldav.py
===================================================================
--- caldav-0.10.0.orig/tests/test_caldav.py
+++ caldav-0.10.0/tests/test_caldav.py
@@ -41,7 +41,6 @@ from caldav.objects import Principal
 from caldav.objects import Todo
 from nose.plugins.skip import SkipTest
 from requests.packages import urllib3
-from six import PY3
 
 from . import compatibility_issues
 from .conf import caldav_servers
@@ -70,10 +69,7 @@ if test_radicale:
     import radicale.server
     import socket
 
-if PY3:
-    from urllib.parse import urlparse
-else:
-    from urlparse import urlparse
+from urllib.parse import urlparse
 
 log = logging.getLogger("caldav")
 
Index: caldav-0.10.0/tests/test_caldav_unit.py
===================================================================
--- caldav-0.10.0.orig/tests/test_caldav_unit.py
+++ caldav-0.10.0/tests/test_caldav_unit.py
@@ -37,15 +37,10 @@ from caldav.objects import FreeBusy
 from caldav.objects import Journal
 from caldav.objects import Principal
 from caldav.objects import Todo
-from six import PY3
 
 
-if PY3:
-    from urllib.parse import urlparse
-    from unittest import mock
-else:
-    from urlparse import urlparse
-    import mock
+from urllib.parse import urlparse
+from unittest import mock
 
 ## Some example icalendar data copied from test_caldav.py
 ev1 = """BEGIN:VCALENDAR
@@ -165,14 +160,11 @@ class TestCalDAV:
         assert response.status == 200
         assert response.tree is None
 
-        if PY3:
-            response = client.put(
-                "/foo/møøh/bar".encode("utf-8"),
-                "bringebærsyltetøy 北京 пиво".encode("utf-8"),
-                {},
-            )
-        else:
-            response = client.put(u"/foo/møøh/bar", "bringebærsyltetøy 北京 пиво", {})  # fmt: skip
+        response = client.put(
+            "/foo/møøh/bar".encode("utf-8"),
+            "bringebærsyltetøy 北京 пиво".encode("utf-8"),
+            {},
+        )
         assert response.status == 200
         assert response.tree is None