diff --git a/feedgen/__init__.py b/feedgen/__init__.py
index e89a923..aef2c72 100644
--- a/feedgen/__init__.py
+++ b/feedgen/__init__.py
@@ -32,7 +32,7 @@
 
 	Note that for the methods which set fields that can occur more than once in
 	a feed you can use all of the following ways to provide data:
-	
+
 	- Provide the data for that element as keyword arguments
 	- Provide the data for that element as dictionary
 	- Provide a list of dictionaries with the data for several elements
@@ -131,6 +131,6 @@
 
 	You can test the module by simply executing::
 
-		$ pythom -m feedgen 
+		$ python -m feedgen
 
 """
diff --git a/feedgen/__main__.py b/feedgen/__main__.py
index 1ff4d0a..833a897 100644
--- a/feedgen/__main__.py
+++ b/feedgen/__main__.py
@@ -20,12 +20,12 @@ def print_enc(s):
 
 
 if __name__ == '__main__':
-	if len(sys.argv) != 2 or not ( 
+	if len(sys.argv) != 2 or not (
 			sys.argv[1].endswith('rss') \
 					or sys.argv[1].endswith('atom') \
 					or sys.argv[1].endswith('podcast') ):
 		print_enc ('Usage: %s ( <file>.atom | atom | <file>.rss | rss | podcast )' % \
-				'pythom -m feedgen')
+				'python -m feedgen')
 		print_enc ('')
 		print_enc ('  atom        -- Generate ATOM test output and print it to stdout.')
 		print_enc ('  rss         -- Generate RSS test output and print it to stdout.')
diff --git a/feedgen/ext/dc.py b/feedgen/ext/dc.py
index d5c95e9..c4450a8 100644
--- a/feedgen/ext/dc.py
+++ b/feedgen/ext/dc.py
@@ -51,7 +51,7 @@ class DcBaseExtension(BaseExtension):
 		:returns: The feed root element
 		'''
 		DCELEMENTS_NS = 'http://purl.org/dc/elements/1.1/'
-		
+
 		feed = atom_feed
 
 		for elem in ['contributor', 'coverage', 'creator', 'date', 'description',
@@ -151,7 +151,7 @@ class DcBaseExtension(BaseExtension):
 
 	def dc_creator(self, creator=None, replace=False):
 		'''Get or set the dc:creator which is an entity primarily responsible for
-		making the resource. 
+		making the resource.
 
 		For more information see:
 		http://dublincore.org/documents/dcmi-terms/#elements-creator
@@ -419,7 +419,7 @@ class DcEntryExtension(DcBaseExtension):
 	'''
 	def extend_atom(self, entry):
 		'''NYI. Differs from RSS Implementation?
-		
+
 		'''
 		return entry
 
diff --git a/feedgen/ext/podcast.py b/feedgen/ext/podcast.py
index 26494fe..14a8a95 100644
--- a/feedgen/ext/podcast.py
+++ b/feedgen/ext/podcast.py
@@ -112,7 +112,7 @@ class PodcastExtension(BaseExtension):
 
 	def itunes_block(self, itunes_block=None):
 		'''Get or set the ITunes block attribute. Use this to prevent the entire
-		podcast from appearing in the iTunes podcast directory. 
+		podcast from appearing in the iTunes podcast directory.
 
 		:param itunes_block: Block the podcast.
 		:returns: If the podcast is blocked.
@@ -286,10 +286,10 @@ class PodcastExtension(BaseExtension):
 	_itunes_categories = {
 			'Arts': [ 'Design', 'Fashion & Beauty', 'Food', 'Literature',
 				'Performing Arts', 'Visual Arts' ],
-			'Business' : [ 'Business News', 'Careers', 'Investing', 
+			'Business' : [ 'Business News', 'Careers', 'Investing',
 				'Management & Marketing', 'Shopping' ],
 			'Comedy' : [],
-			'Education' : [ 'Education', 'Education Technology', 
+			'Education' : [ 'Education', 'Education Technology',
 				'Higher Education', 'K-12', 'Language Courses', 'Training' ],
 			'Games & Hobbies' : [ 'Automotive', 'Aviation', 'Hobbies',
 				'Other Games', 'Video Games' ],
diff --git a/feedgen/ext/podcast_entry.py b/feedgen/ext/podcast_entry.py
index adda032..179694c 100644
--- a/feedgen/ext/podcast_entry.py
+++ b/feedgen/ext/podcast_entry.py
@@ -95,7 +95,7 @@ class PodcastEntryExtension(BaseEntryExtension):
 
 	def itunes_block(self, itunes_block=None):
 		'''Get or set the ITunes block attribute. Use this to prevent episodes
-		from appearing in the iTunes podcast directory. 
+		from appearing in the iTunes podcast directory.
 
 		:param itunes_block: Block podcast episodes.
 		:returns: If the podcast episode is blocked.