pep8 and release docs

RELEASING.md

@@ -0,0 +1,43 @@
+
+Releasing csvw
+==============
+
+- Do platform test via tox:
+```
+tox -r --skip-missing-interpreters
+```
+
+- Make sure statement coverage is at 100%
+- Make sure flake8 passes:
+```
+flake8 csvw
+```
+
+- Change version to the new version number in
+
+  - `setup.py`
+  - `csvw/__init__.py`
+
+- Bump version number:
+```
+git commit -a -m"bumped version number"
+```
+
+- Create a release tag:
+```
+git tag -a v<version> -m"first version to be released on pypi"
+```
+
+- Push to github:
+```
+git push origin
+git push --tags
+```
+
+- Make sure your system Python has ``setuptools-git`` installed and release to PyPI:
+```
+git checkout tags/v$1
+rm dist/*
+python setup.py sdist bdist_wheel
+twine upload dist/*
+```

csvw/_compat.py

@@ -1,4 +1,5 @@
 # _compat.py - Python 2/3 compatibility
+# flake8: noqa
 
 import io
 import sys

csvw/metadata.py

@@ -138,7 +138,7 @@ def asdict(self, omit_defaults=True):
             return self[None]
         return collections.OrderedDict(
             ('und' if k is None else k, v[0] if len(v) == 1 else v)
-             for k, v in iteritems(self))
+            for k, v in iteritems(self))
 
     def add(self, string, lang=None):
         if lang not in self:
@@ -192,15 +192,15 @@ def _asdict_multiple(v):
 
         for k, v in sorted(iteritems(self.common_props)):
             yield k, _asdict_multiple(v)
-        
+
         for k, v in iteritems(utils.attr_asdict(self, omit_defaults=omit_defaults)):
             if k not in ('common_props', 'at_props'):
                 yield k, _asdict_multiple(v)
 
     def asdict(self, omit_defaults=True):
         return collections.OrderedDict(
             (k, v) for k, v in
-             self._iter_dict_items(omit_defaults) if v not in (None, [], {}))
+            self._iter_dict_items(omit_defaults) if v not in (None, [], {}))
 
 
 def optional_int():
@@ -287,12 +287,12 @@ def validate(self, v):
         if v is None:
             return v
         try:
-            l = len(v or '')
-            if self.length is not None and l != self.length:
+            l_ = len(v or '')
+            if self.length is not None and l_ != self.length:
                 raise ValueError()
-            if self.minLength is not None and l < self.minLength:
+            if self.minLength is not None and l_ < self.minLength:
                 raise ValueError()
-            if self.maxLength is not None and l > self.maxLength:
+            if self.maxLength is not None and l_ > self.maxLength:
                 raise ValueError()
         except TypeError:
             pass

csvw/utils.py

@@ -73,8 +73,8 @@ class lazyproperty(object):
 
     def __init__(self, fget):
         self.fget = fget
-        for attr in ('__module__', '__name__', '__doc__'):
-            setattr(self, attr, getattr(fget, attr))
+        for attr_ in ('__module__', '__name__', '__doc__'):
+            setattr(self, attr_, getattr(fget, attr_))
 
     def __get__(self, instance, owner):
         if instance is None: