Drop Python 2.6 support (#2039)

Signed-off-by: mayeut <mayeut@users.noreply.github.com>

Makefile

@@ -29,7 +29,7 @@ DEPS = \
 PY2_DEPS = \
 	futures \
 	ipaddress \
-	mock==1.0.1 \
+	mock \
 	unittest2
 DEPS += `$(PYTHON) -c \
 	"import sys; print('$(PY2_DEPS)' if sys.version_info[0] == 2 else '')"`

README.rst

@@ -94,7 +94,7 @@ psutil currently supports the following platforms:
 - **Sun Solaris**
 - **AIX**
 
-Supported Python versions are **2.6**, **2.7**, **3.4+** and
+Supported Python versions are **2.7**, **3.4+** and
 `PyPy <http://pypy.org/>`__.
 
 Funding

docs/index.rst

@@ -38,7 +38,7 @@ psutil currently supports the following platforms:
 - **Sun Solaris**
 - **AIX**
 
-Supported Python versions are **2.6**, **2.7** and **3.4+**.
+Supported Python versions are **2.7** and **3.4+**.
 `PyPy <http://pypy.org/>`__ is also known to work.
 
 The psutil documentation you're reading is distributed as a single HTML page.
@@ -2609,7 +2609,7 @@ Platforms support history
 * psutil 0.1.1 (2009-03): **FreeBSD**
 * psutil 0.1.0 (2009-01): **Linux, Windows, macOS**
 
-Supported Python versions are 2.6, 2.7, 3.4+ and PyPy3.
+Supported Python versions are 2.7, 3.4+ and PyPy3.
 
 Timeline
 ========

make.bat

@@ -7,7 +7,7 @@ rem psutil ("make.bat build", "make.bat install") and running tests
 rem ("make.bat test").
 rem
 rem This script is modeled after my Windows installation which uses:
-rem - Visual studio 2008 for Python 2.6, 2.7
+rem - Visual studio 2008 for Python 2.7
 rem - Visual studio 2010 for Python 3.4+
 rem ...therefore it might not work on your Windows installation.
 rem

psutil/_common.py

@@ -281,10 +281,7 @@ class Error(Exception):
     __module__ = 'psutil'
 
     def _infodict(self, attrs):
-        try:
-            info = collections.OrderedDict()
-        except AttributeError:  # pragma: no cover
-            info = {}  # Python 2.6
+        info = collections.OrderedDict()
         for name in attrs:
             value = getattr(self, name, None)
             if value:

psutil/tests/test_process.py

@@ -1574,7 +1574,7 @@ def test_kill_terminate(self):
             self.assertRaises(psutil.NoSuchProcess, proc.kill)
             self.assertRaises(psutil.NoSuchProcess, proc.send_signal,
                               signal.SIGTERM)
-            if WINDOWS and sys.version_info >= (2, 7):
+            if WINDOWS:
                 self.assertRaises(psutil.NoSuchProcess, proc.send_signal,
                                   signal.CTRL_C_EVENT)
                 self.assertRaises(psutil.NoSuchProcess, proc.send_signal,

psutil/tests/test_windows.py

@@ -338,8 +338,6 @@ def test_num_handles_increment(self):
         win32api.CloseHandle(handle)
         self.assertEqual(p.num_handles(), before)
 
-    @unittest.skipIf(not sys.version_info >= (2, 7),
-                     "CTRL_* signals not supported")
     def test_ctrl_signals(self):
         p = psutil.Process(self.spawn_testproc().pid)
         p.send_signal(signal.CTRL_C_EVENT)

scripts/internal/print_announce.py

@@ -47,7 +47,7 @@
 nice, ionice, iostat, iotop, uptime, pidof, tty, taskset, pmap. It \
 currently supports Linux, Windows, macOS, Sun Solaris, FreeBSD, OpenBSD, \
 NetBSD and AIX, both 32-bit and 64-bit architectures.  Supported Python \
-versions are 2.6, 2.7 and 3.4+. PyPy is also known to work.
+versions are 2.7 and 3.4+. PyPy is also known to work.
 
 What's new
 ==========

setup.py

@@ -392,7 +392,6 @@ def main():
             'Operating System :: POSIX',
             'Programming Language :: C',
             'Programming Language :: Python :: 2',
-            'Programming Language :: Python :: 2.6',
             'Programming Language :: Python :: 2.7',
             'Programming Language :: Python :: 3',
             'Programming Language :: Python :: Implementation :: CPython',
@@ -414,7 +413,7 @@ def main():
     )
     if setuptools is not None:
         kwargs.update(
-            python_requires=">=2.6, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*",
+            python_requires=">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*",
             extras_require=extras_require,
             zip_safe=False,
         )