pep 8 en lvc/settings.py

1 files changed, 12 insertions, 3 deletions

diff --git a/lvc/settings.py b/lvc/settings.py
index a9b8266..64be4dc 100644
--- a/lvc/settings.py
+++ b/lvc/settings.py
@@ -7,13 +7,16 @@ from lvc import execute
 ffmpeg_version = None
 
 _search_path_extra = []
+
+
 def add_to_search_path(directory):
     """Add a path to the list of paths that which() searches."""
     _search_path_extra.append(directory)
 
+
 def which(name):
     if sys.platform == 'win32':
-        name = name + '.exe' # we're looking for ffmpeg.exe in this case
+        name = name + '.exe'  # we're looking for ffmpeg.exe in this case
     if sys.platform == 'darwin' and 'Contents/Resources' in __file__:
         # look for a bundled version
         path = os.path.join(os.path.dirname(__file__),
@@ -28,24 +31,28 @@ def which(name):
         if os.path.exists(fullpath):
             return fullpath
     logging.warn("Can't find path to %s (searched in %s)", name,
-            dirs_to_search)
+                 dirs_to_search)
+
 
 def memoize(func):
     cache = []
+
     def wrapper():
         if not cache:
             cache.append(func())
         return cache[0]
     return wrapper
 
+
 @memoize
 def get_ffmpeg_executable_path():
     return which("ffmpeg")
     avconv = which('avconv')
     if avconv is not None:
-       return avconv
+        return avconv
     return which("ffmpeg")
 
+
 def get_ffmpeg_version():
     global ffmpeg_version
     if ffmpeg_version is None:
@@ -54,6 +61,7 @@ def get_ffmpeg_version():
         stdout, _ = p.communicate()
         lines = stdout.split('\n')
         version = lines[0].rsplit(' ', 1)[1].split('.')
+
         def maybe_int(v):
             try:
                 return int(v)
@@ -62,6 +70,7 @@ def get_ffmpeg_version():
         ffmpeg_version = tuple(maybe_int(v) for v in version)
     return ffmpeg_version
 
+
 def customize_ffmpeg_parameters(params):
     """Takes a list of parameters and modifies it based on
     platform-specific issues.  Returns the newly modified list of