remove python 2.7 support and make 3.8 the minimum supported version

Author: williballenthin

Evtx/BinaryParser.py

@@ -23,8 +23,6 @@
 from datetime import datetime
 from functools import partial
 
-import six
-
 
 class memoize(object):
     """cache the return value of a method
@@ -556,7 +554,7 @@ def unpack_guid(self, offset):
             raise OverrunBufferException(o, len(self._buf))
 
         # Yeah, this is ugly
-        h = [six.indexbytes(_bin, i) for i in range(len(_bin))]
+        h = [_bin[i] for i in range(len(_bin))]
         return """{:02x}{:02x}{:02x}{:02x}-{:02x}{:02x}-{:02x}{:02x}-{:02x}{:02x}-{:02x}{:02x}{:02x}{:02x}{:02x}{:02x}""".format(
             h[3], h[2], h[1], h[0],
             h[5], h[4],

Evtx/Nodes.py

@@ -21,7 +21,6 @@
 import base64
 import itertools
 
-import six
 import hexdump
 
 from .BinaryParser import Block
@@ -1470,7 +1469,7 @@ def string(self):
         ret = "0x"
         b = self.hex()[::-1]
         for i in range(len(b)):
-            ret += '{:02x}'.format(six.indexbytes(b, i))
+            ret += '{:02x}'.format(b[i])
         return ret
 
 
@@ -1490,7 +1489,7 @@ def string(self):
         ret = "0x"
         b = self.hex()[::-1]
         for i in range(len(b)):
-            ret += '{:02x}'.format(six.indexbytes(b, i))
+            ret += '{:02x}'.format(b[i])
         return ret
 
 

Evtx/Views.py

@@ -20,8 +20,6 @@
 import re
 import xml.sax.saxutils
 
-import six
-
 import Evtx.Nodes as e_nodes
 
 
@@ -180,7 +178,7 @@ def rec(node, acc):
 def render_root_node(root_node):
     subs = []
     for sub in root_node.substitutions():
-        if isinstance(sub, six.string_types):
+        if isinstance(sub, str):
             raise RuntimeError('string sub?')
 
         if sub is None:

scripts/evtx_dump_json.py

@@ -4,15 +4,17 @@
 #
 #   Purpose: User can dump evtx data into JSON format to either the command line or a JSON file in new line delimited format/JSON array.
 #   Details: The JSON object is created with only the EventRecordID from the System section of the evtx XML and all of the information within the EventData section.
+#
+#   Requires:
+#     - xmltodict >= 0.12.0
+import os
+import json
+
+import xmltodict
 
 import Evtx.Evtx as evtx
 import Evtx.Views as e_views
 
-# Added packages
-import os
-import xmltodict
-import json
-
 
 def main():
     import argparse

setup.py

@@ -21,18 +21,15 @@
         url="https://github.com/williballenthin/python-evtx",
         license="Apache 2.0 License",
         packages=setuptools.find_packages(),
+        python_requires='>=3.8',
         install_requires=[
-            'six',
             'hexdump>=3.3',
-            'xmltodict>=0.12.0', #added deps for evtx_dump_json.py script
 
-            # pin deps for python 2, see #67
             'more_itertools>=5.0.0',
             'zipp>=1.0.0',
             'pyparsing>=2.4.7',
             ],
         extras_require={
-            # For running unit tests & coverage
             "test": [
                 'pytest-cov>=2.11.1',
                 'pytest>=4.6.11',