PEP8 Tweaks

Signed-off-by: Mark Jarvis <jarvism@thisaddressdoesnotexist.co.uk>

src/pywws/filedata.py

@@ -411,23 +411,28 @@ def _get_cache_path(self, target_date):
         return path, lo, hi
 
     def __iter__(self):
-        '''Return an iterator which yields all items in the data store sequntially. Equivalent: for item in dataset[:]: yield item'''
+        """Return an iterator which yields all items in the data store
+        sequntially. Equivalent to: for item in dataset[:]: yield item"""
         for item in self[:]: yield item
 
     def update(self, E):
-        '''D.update(E) -> None.  Update D from list-like iterable E containing dicts. Pre-existing items being overwritten.
-        dicts are assumed to contain all appropriate keys and values, and therefore: for k in E: D[ k["idx"] ] = k'''
+        """D.update(E) -> None. Equivelent to: for k in E: D[ k['idx'] ] = k"
+
+        Update D from list-like iterable E containing dicts.
+        Pre-existing items being overwritten.
+        Dicts are assumed to contain all appropriate keys and values."""
         for k in E:
             self[ k['idx'] ] = k
 
     def clear(self):
-        '''Clears all data from the data store permanently'''
+        """Clears all data from the data store permanently"""
         for root, dirs, files in os.walk(self._root_dir, topdown=False):
             for file in files:
                 os.unlink(os.path.join(root, file))
             os.rmdir(root)
         # Get the root dir back and re-initialise to start again
-        root_dir = os.path.abspath(os.path.join(self._root_dir, os.pardir))
+        root_dir = os.path.abspath(
+            os.path.join(self._root_dir, os.pardir))
         self.__init__(root_dir)
 
 class RawStore(CoreStore):

src/pywws/storage.py

@@ -162,9 +162,11 @@ def __init__(self, data_dir, live_logging):
         self.output_dir = os.path.join(self.work_dir, 'output')
         if not os.path.isdir(self.output_dir):
             os.makedirs(self.output_dir)
-        # Load whichever data store module was specified, defaulting to the original file store
+        # Load whichever data store module was specified,
+        # Defaults to the original file store
         datastoretype = self.params.get('paths', 'datastoretype', 'filedata')
-        DataStoreModule = importlib.import_module('.'+datastoretype, package='pywws')
+        DataStoreModule = importlib.import_module(
+            '.'+datastoretype, package='pywws')
         # open data file stores
         self.raw_data = DataStoreModule.RawStore(data_dir)
         self.calib_data = DataStoreModule.CalibStore(data_dir)