pyupgrade: Modernize syntax for Python >= 3.7

Author: cclauss

docs/conf.py

@@ -1,5 +1,3 @@
-# -*- coding: utf-8 -*-
-#
 # Python StatsD documentation build configuration file, created by
 # sphinx-quickstart on Mon Apr  9 15:47:23 2012.
 #
@@ -11,7 +9,8 @@
 # All configuration values have a default; values that are commented out
 # serve to show the default.
 
-import sys, os
+import os
+import sys
 
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the
@@ -40,8 +39,8 @@
 master_doc = 'index'
 
 # General information about the project.
-project = u'Python StatsD'
-copyright = u'2015, James Socol'
+project = 'Python StatsD'
+copyright = '2015, James Socol'
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
@@ -183,8 +182,8 @@
 # Grouping the document tree into LaTeX files. List of tuples
 # (source start file, target name, title, author, documentclass [howto/manual]).
 latex_documents = [
-  ('index', 'PythonStatsD.tex', u'Python StatsD Documentation',
-   u'James Socol', 'manual'),
+  ('index', 'PythonStatsD.tex', 'Python StatsD Documentation',
+   'James Socol', 'manual'),
 ]
 
 # The name of an image file (relative to this directory) to place at the top of
@@ -213,8 +212,8 @@
 # One entry per manual page. List of tuples
 # (source start file, name, description, authors, manual section).
 man_pages = [
-    ('index', 'pythonstatsd', u'Python StatsD Documentation',
-     [u'James Socol'], 1)
+    ('index', 'pythonstatsd', 'Python StatsD Documentation',
+     ['James Socol'], 1)
 ]
 
 # If true, show URL addresses after external links.
@@ -227,8 +226,8 @@
 # (source start file, target name, title, author,
 #  dir menu entry, description, category)
 texinfo_documents = [
-  ('index', 'PythonStatsD', u'Python StatsD Documentation',
-   u'James Socol', 'PythonStatsD', 'One line description of project.',
+  ('index', 'PythonStatsD', 'Python StatsD Documentation',
+   'James Socol', 'PythonStatsD', 'One line description of project.',
    'Miscellaneous'),
 ]
 

statsd/client/base.py

@@ -5,7 +5,7 @@
 from .timer import Timer
 
 
-class StatsClientBase(object):
+class StatsClientBase:
     """A Base class for various statsd clients."""
 
     def close(self):
@@ -51,7 +51,7 @@ def gauge(self, stat, value, rate=1, delta=False):
                 pipe._send_stat(stat, '%s|g' % value, 1)
         else:
             prefix = '+' if delta and value >= 0 else ''
-            self._send_stat(stat, '%s%s|g' % (prefix, value), rate)
+            self._send_stat(stat, '{}{}|g'.format(prefix, value), rate)
 
     def set(self, stat, value, rate=1):
         """Set a set value."""
@@ -64,12 +64,12 @@ def _prepare(self, stat, value, rate):
         if rate < 1:
             if random.random() > rate:
                 return
-            value = '%s|@%s' % (value, rate)
+            value = '{}|@{}'.format(value, rate)
 
         if self._prefix:
-            stat = '%s.%s' % (self._prefix, stat)
+            stat = '{}.{}'.format(self._prefix, stat)
 
-        return '%s:%s' % (stat, value)
+        return '{}:{}'.format(stat, value)
 
     def _after(self, data):
         if data:

statsd/client/timer.py

@@ -10,7 +10,7 @@ def safe_wraps(wrapper, *args, **kwargs):
     return functools.wraps(wrapper, *args, **kwargs)
 
 
-class Timer(object):
+class Timer:
     """A context manager/decorator for statsd.timing()."""
 
     def __init__(self, client, stat, rate=1):

statsd/client/udp.py

@@ -6,7 +6,7 @@
 class Pipeline(PipelineBase):
 
     def __init__(self, client):
-        super(Pipeline, self).__init__(client)
+        super().__init__(client)
         self._maxudpsize = client._maxudpsize
 
     def _send(self):
@@ -40,7 +40,7 @@ def _send(self, data):
         """Send data to statsd."""
         try:
             self._sock.sendto(data.encode('ascii'), self._addr)
-        except (socket.error, RuntimeError):
+        except (OSError, RuntimeError):
             # No time for love, Dr. Jones!
             pass
 

statsd/tests.py

@@ -69,7 +69,7 @@ def _timer_check(sock, count, proto, start, end):
     send = send_method[proto](sock)
     eq_(send.call_count, count)
     value = send.call_args[0][0].decode('ascii')
-    exp = re.compile(r'^%s:\d+|%s$' % (start, end))
+    exp = re.compile(r'^{}:\d+|{}$'.format(start, end))
     assert exp.match(value)
 
 
@@ -85,7 +85,7 @@ def _sock_check(sock, count, proto, val=None, addr=None):
         )
 
 
-class assert_raises(object):
+class assert_raises:
     """A context manager that asserts a given exception was raised.
 
     >>> with assert_raises(TypeError):
@@ -132,7 +132,7 @@ def __enter__(self):
 
     def __exit__(self, typ, value, tb):
         assert typ, 'No exception raised.'
-        assert typ in self.exc_cls, '%s not in %s' % (
+        assert typ in self.exc_cls, '{} not in {}'.format(
             typ.__name__, [e.__name__ for e in self.exc_cls])
         self.exc_type = typ
         self.exception = value