python-deps: cleanups/comments

1 files changed, 15 insertions, 8 deletions

diff --git a/dracut/python-deps b/dracut/python-deps
index 46abbcf8d..be51e7807 100755
--- a/dracut/python-deps
+++ b/dracut/python-deps
@@ -1,4 +1,5 @@
 #!/usr/bin/python
+# python-deps - find the dependencies of a given python script.
 
 import os, sys
 from modulefinder import ModuleFinder
@@ -7,6 +8,7 @@ from distutils.sysconfig import *
 sitedir = get_python_lib()
 libdir = get_config_var('LIBDEST')
 
+# A couple helper functions...
 def moduledir(pyfile):
     '''Given a python file, return the module dir it belongs to, or None.'''
     for topdir in sitedir, libdir:
@@ -23,27 +25,32 @@ def pyfiles(moddir):
             if f.endswith(".py"):
                 yield os.path.join(curdir, f)
 
+# OK. Use modulefinder to find all the modules etc. this script uses!
 
-# use modulefinder to find all the modules etc. this script uses!
-mods = []
-deps = []
 finder = ModuleFinder()
 finder.run_script(sys.argv[1]) # parse the script
+
+mods = []
+deps = []
+
 for name, mod in finder.modules.iteritems():
-    if not mod.__file__: # builtin - skip it
+    if not mod.__file__: # this module is builtin, so we can skip it
         continue
+
     if mod.__file__ not in deps: # grab the file itself
         deps.append(mod.__file__)
-    moddir = moduledir(mod.__file__)
-    if moddir and moddir not in mods: # if it's part of a module..
-        deps += list(pyfiles(moddir)) # ..get the whole module
+
+    moddir = moduledir(mod.__file__)  # if it's part of a module...
+    if moddir and moddir not in mods: #
+        deps += list(pyfiles(moddir)) # ...get the whole module
         mods.append(moddir)
 
-# Start with some basic bits that the python install itself needs
+# Include some bits that the python install itself needs
 print get_makefile_filename()
 print get_config_h_filename()
 print os.path.join(libdir,'site.py')
 print os.path.join(libdir,'sysconfig.py')
 
+# And print the list of deps.
 for d in deps:
     print d