clean up according to pep8

distribusi/cli.py

@@ -1,16 +1,17 @@
-import argparse, os
+import argparse
+import os
 
 from distribusi.distribusi import distribusify
 
+
 def build_argparser():
     parser = argparse.ArgumentParser("""
     distbusi is a content management system for the web that produces static
-    index pages based on folders in the files system. It is inspired by the 
-    automatic index functions featured in several popular web servers. It works by
-    traversing the file system and directory hierarchy to automatically list
-    all the files in the directory, detect the file types and providing them with 
-    relevant html classes and tags for easy styling."""
-    )
+    index pages based on folders in the files system.
+    It is inspired by the automatic index functions featured in several popular web
+    servers. distribusi works by traversing the file system and directory hierarchy
+    to automatically list all the files in the directory, detect the file types and
+    providing them with relevant html classes and tags for easy styling.""")
 
     parser.add_argument(
         '-d', '--directory', help="Select which directory to distribute", default="."

distribusi/distribusi.py

@@ -14,15 +14,17 @@ MIME_TYPE = magic.Magic(mime=True)
 
 def caption(image):
     try:
-        process = subprocess.Popen(['exiftool', '-Comment', image], stdout=subprocess.PIPE)
+        process = subprocess.Popen(
+            ['exiftool', '-Comment', image], stdout=subprocess.PIPE)
         out, err = process.communicate()
     except Exception as e:
         print(e)
         print('Do you have exiftool installed?')
     try:
         caption = out.decode("utf-8").split(": ", 1)[1]
-    except:
+    except Exception as e:
         caption = ''
+        print(e)
     return caption
 
 
@@ -47,7 +49,6 @@ def thumbnail(image, name, args):
         return "<figure><a href='{}'><img src='{}'></a><figcaption>{}</figcaption></figure>".format(name, name, name)
 
 
-
 def div(args, type_, subtype, tag, name):
     id_name = name.split('.')[0].replace(' ', '_')
     if args.no_filenames:
@@ -71,7 +72,6 @@ def distribusify(args, directory):  # noqa
     for root, dirs, files in os.walk(directory):
         if not args.remove_index:
             html = []
-              
             if args.verbose:
                 print('Generating directory listing for', root)