drop python 2 and six

Author: tufedtm

debug_toolbar_line_profiler/panel.py

@@ -1,19 +1,13 @@
-from __future__ import absolute_import, division, unicode_literals
-
 from colorsys import hsv_to_rgb
 import cProfile
 import inspect
 import os
 from pstats import Stats
-from six import PY2
 
 from django.urls import resolve
 from django.utils.translation import gettext_lazy as _
 from django.utils.safestring import mark_safe
-try:
-    from django.utils.six.moves import cStringIO
-except ImportError:
-    from io import StringIO as cStringIO
+from io import StringIO
 from debug_toolbar.panels import Panel
 from django.views.generic.base import View
 
@@ -145,7 +139,7 @@ def line_stats_text(self):
         if self._line_stats_text is None:
             lstats = self.statobj.line_stats
             if self.func in lstats.timings:
-                out = cStringIO()
+                out = StringIO()
                 fn, lineno, name = self.func
                 try:
                     show_func(fn,
@@ -179,10 +173,7 @@ def _unwrap_closure_and_profile(self, func):
         self.line_profiler.add_function(func)
         for subfunc in getattr(func, 'profile_additional', []):
             self._unwrap_closure_and_profile(subfunc)
-        if PY2:
-            func_closure = func.func_closure
-        else:
-            func_closure = func.__closure__
+        func_closure = func.__closure__
 
         if func_closure:
             for cell in func_closure:

setup.py

@@ -13,10 +13,8 @@
     license='BSD',
     packages=find_packages(exclude=('tests', 'example')),
     install_requires=[
-        'django>=2.2',
-        'django-debug-toolbar>=2.0',
-        'line_profiler>=1.0b3',
-        'six>=1.10',
+        'django-debug-toolbar>=2.0.0',
+        'line_profiler>=3.4.0',
     ],
     include_package_data=True,
     zip_safe=False,                 # because we're including static files
@@ -29,7 +27,7 @@
         'Operating System :: OS Independent',
         'Programming Language :: Python',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.7',
+        'Programming Language :: Python :: 3 :: Only',
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
         'Topic :: Software Development :: Libraries :: Python Modules',