Merge "Enable pep8 on ./tools directory"

nova/hacking/checks.py

@@ -137,7 +137,11 @@ def no_db_session_in_public_api(logical_line, filename):
             yield (0, "N309: public db api methods may not accept session")
 
 
-def use_timeutils_utcnow(logical_line):
+def use_timeutils_utcnow(logical_line, filename):
+    # tools are OK to use the standard datetime module
+    if "/tools/" in filename:
+        return
+
     msg = "N310: timeutils.utcnow() must be used instead of datetime.%s()"
 
     datetime_funcs = ['now', 'utcnow']
@@ -361,6 +365,10 @@ def use_jsonutils(logical_line, filename):
     if "plugins/xenserver" in filename:
         return
 
+    # tools are OK to use the standard json module
+    if "/tools/" in filename:
+        return
+
     msg = "N324: jsonutils.%(fun)s must be used instead of json.%(fun)s"
 
     if "json." in logical_line:

tools/colorizer.py

@@ -41,16 +41,15 @@
 """Display a subunit stream through a colorized unittest test runner."""
 
 import heapq
-import subunit
 import sys
 import unittest
 
+import subunit
 import testtools
 
 
 class _AnsiColorizer(object):
-    """
-    A colorizer is an object that loosely wraps around a stream, allowing
+    """A colorizer is an object that loosely wraps around a stream, allowing
     callers to write text to the stream in a particular color.
 
     Colorizer classes must implement C{supported()} and C{write(text, color)}.
@@ -62,8 +61,7 @@ class _AnsiColorizer(object):
         self.stream = stream
 
     def supported(cls, stream=sys.stdout):
-        """
-        A class method that returns True if the current platform supports
+        """A class method that returns True if the current platform supports
         coloring terminal output using this method. Returns False otherwise.
         """
         if not stream.isatty():
@@ -85,8 +83,7 @@ class _AnsiColorizer(object):
     supported = classmethod(supported)
 
     def write(self, text, color):
-        """
-        Write the given text to the stream in the given color.
+        """Write the given text to the stream in the given color.
 
         @param text: Text to be written to the stream.
 
@@ -97,9 +94,7 @@ class _AnsiColorizer(object):
 
 
 class _Win32Colorizer(object):
-    """
-    See _AnsiColorizer docstring.
-    """
+    """See _AnsiColorizer docstring."""
     def __init__(self, stream):
         import win32console
         red, green, blue, bold = (win32console.FOREGROUND_RED,
@@ -147,9 +142,7 @@ class _Win32Colorizer(object):
 
 
 class _NullColorizer(object):
-    """
-    See _AnsiColorizer docstring.
-    """
+    """See _AnsiColorizer docstring."""
     def __init__(self, stream):
         self.stream = stream
 

tools/db/schema_diff.py

@@ -52,7 +52,7 @@ import sys
 from nova.i18n import _
 
 
-### Dump
+# Dump
 
 
 def dump_db(db_driver, db_name, db_url, migration_version, dump_filename):
@@ -69,11 +69,12 @@ def dump_db(db_driver, db_name, db_url, migration_version, dump_filename):
         db_driver.drop(db_name)
 
 
-### Diff
+# Diff
 
 
 def diff_files(filename1, filename2):
-    pipeline = ['diff -U 3 %(filename1)s %(filename2)s' % locals()]
+    pipeline = ['diff -U 3 %(filename1)s %(filename2)s'
+                % {'filename1': filename1, 'filename2': filename2}]
 
     # Use colordiff if available
     if subprocess.call(['which', 'colordiff']) == 0:
@@ -85,7 +86,7 @@ def diff_files(filename1, filename2):
     subprocess.check_call(cmd, shell=True)
 
 
-### Database
+# Database
 
 
 class Mysql(object):
@@ -97,7 +98,8 @@ class Mysql(object):
 
     def dump(self, name, dump_filename):
         subprocess.check_call(
-                'mysqldump -u root %(name)s > %(dump_filename)s' % locals(),
+                'mysqldump -u root %(name)s > %(dump_filename)s'
+                % {'name': name, 'dump_filename': dump_filename},
                 shell=True)
 
 
@@ -110,7 +112,8 @@ class Postgresql(object):
 
     def dump(self, name, dump_filename):
         subprocess.check_call(
-                'pg_dump %(name)s > %(dump_filename)s' % locals(),
+                'pg_dump %(name)s > %(dump_filename)s'
+                % {'name': name, 'dump_filename': dump_filename},
                 shell=True)
 
 
@@ -121,7 +124,7 @@ def _get_db_driver_class(db_url):
         raise Exception(_("database %s not supported") % db_url)
 
 
-### Migrate
+# Migrate
 
 
 MIGRATE_REPO = os.path.join(os.getcwd(), "nova/db/sqlalchemy/migrate_repo")
@@ -170,7 +173,7 @@ def _migrate_get_earliest_version():
     return versions[0]
 
 
-### Git
+# Git
 
 
 def git_current_branch_name():
@@ -196,7 +199,7 @@ def git_has_uncommited_changes():
     return subprocess.call(['git', 'diff', '--quiet', '--exit-code']) == 1
 
 
-### Command
+# Command
 
 
 def die(msg):

tools/lintstack.py

@@ -24,7 +24,6 @@ import re
 import sys
 
 from pylint import lint
-from pylint.reporters import text
 
 # Note(maoy): E1103 is error code related to partial type inference
 ignore_codes = ["E1103"]
@@ -130,7 +129,9 @@ class ErrorKeys(object):
 
 def run_pylint():
     buff = StringIO.StringIO()
-    args = ["--msg-template={path}:{line}: [{msg_id}({symbol}), {obj}] {msg}", "-E", "nova"]
+    args = ["--msg-template={path}:{line}: [{msg_id}({symbol}), {obj}] {msg}",
+            "-E",
+            "nova"]
     lint.Run(args, exit=False)
     val = buff.getvalue()
     buff.close()

tox.ini

@@ -72,7 +72,7 @@ commands = python setup.py build_sphinx
 # E251 Skipped due to https://github.com/jcrocholl/pep8/issues/301
 
 ignore = E121,E122,E123,E124,E125,E126,E127,E128,E129,E131,E251,H405,H803,H904
-exclude =  .venv,.git,.tox,dist,doc,*openstack/common*,*lib/python*,*egg,build,tools
+exclude =  .venv,.git,.tox,dist,doc,*openstack/common*,*lib/python*,*egg,build,tools/xenserver*
 # To get a list of functions that are more complex than 25, set max-complexity
 # to 25 and run 'tox -epep8'.
 # 46 is currently the most complex thing we have