Whitespace cleanup

As per PEP8, global functions need two newlines, class methods need 1, and all indentation should use spaces, not tabs

pytube/api.py

@@ -265,12 +265,12 @@ class YouTube(object):
                     fmt, fmt_data = self._extract_fmt(url)
                 except (TypeError, KeyError):
                     continue
-                
+
                 # If the signature must be ciphered...
                 if "signature=" not in url:
                     signature = self._cipher(stream_map["s"][i], js_url)
                     url = "%s&signature=%s" % (url, signature)
-                
+
                 self.videos.append(Video(url, self.filename, **fmt_data))
                 self._fmt_values.append(fmt)
             self.videos.sort()
@@ -291,7 +291,7 @@ class YouTube(object):
         try:
             code = re.findall(r"function \w{2}\(\w{1}\)\{\w{1}=\w{1}\.split\(\"\"\)\;(.*)\}", self._js_code)[0]
             code = code[:code.index("}")]
-            
+
             signature = "a='" + s + "'"
 
             # Tiny JavaScript VM

pytube/exceptions.py

@@ -11,8 +11,9 @@ class YouTubeError(Exception):
     """
     pass
 
+
 class CipherError(Exception):
-	"""
-	The _cipher method returned an error.
-	"""
-	pass
+    """
+    The _cipher method returned an error.
+    """
+    pass

pytube/models.py

@@ -100,7 +100,6 @@ class Video(object):
             remove(fullpath)
             exit(1)
 
-
     def __repr__(self):
         """A cleaner representation of the class instance."""
         return "<Video: {0} (.{1}) - {2} - {3}>".format(self.video_codec, self.extension,

pytube/utils.py

@@ -11,6 +11,7 @@ class FullPaths(argparse.Action):
     def __call__(self, parser, namespace, values, option_string=None):
         setattr(namespace, self.dest, path.abspath(path.expanduser(values)))
 
+
 def safe_filename(text, max_length=200):
     """
     Sanitizes filenames for many operating systems.
@@ -37,6 +38,7 @@ def safe_filename(text, max_length=200):
     filename = blacklist.sub('', text)
     return truncate(filename)
 
+
 def sizeof(bytes):
     """ Takes the size of file or folder in bytes and
         returns size formatted in kb, MB, GB, TB or PB.

scripts/pytubectl

@@ -26,7 +26,7 @@ def _main():
 
     args = parser.parse_args()
 
-    yt =  YouTube()
+    yt = YouTube()
     try:
         yt.url = args.url
         res_formts = yt.videos
@@ -82,4 +82,4 @@ def _main():
         sys.exit(1)
 
 if __name__ == '__main__':
-    _main()
+    _main()