Merge remote-tracking branch 'jtwaleson/master'

1 files changed, 16 insertions, 8 deletions

diff --git a/devscripts/transition_helper_exe/youtube-dl.py b/devscripts/transition_helper_exe/youtube-dl.py
index 6297dfd40..ab59d9376 100644
--- a/devscripts/transition_helper_exe/youtube-dl.py
+++ b/devscripts/transition_helper_exe/youtube-dl.py
@@ -4,13 +4,17 @@ import sys, os
 import urllib2
 import json, hashlib
 
+
 def rsa_verify(message, signature, key):
     from struct import pack
     from hashlib import sha256
     from sys import version_info
+
     def b(x):
-        if version_info[0] == 2: return x
-        else: return x.encode('latin1')
+        if version_info[0] == 2:
+            return x
+        else:
+            return x.encode('latin1')
     assert(type(message) == type(b('')))
     block_size = 0
     n = key[0]
@@ -23,13 +27,17 @@ def rsa_verify(message, signature, key):
         raw_bytes.insert(0, pack("B", signature & 0xFF))
         signature >>= 8
     signature = (block_size - len(raw_bytes)) * b('\x00') + b('').join(raw_bytes)
-    if signature[0:2] != b('\x00\x01'): return False
+    if signature[0:2] != b('\x00\x01'):
+        return False
     signature = signature[2:]
-    if not b('\x00') in signature: return False
-    signature = signature[signature.index(b('\x00'))+1:]
-    if not signature.startswith(b('\x30\x31\x30\x0D\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01\x05\x00\x04\x20')): return False
+    if not b('\x00') in signature:
+        return False
+    signature = signature[signature.index(b('\x00')) + 1:]
+    if not signature.startswith(b('\x30\x31\x30\x0D\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01\x05\x00\x04\x20')):
+        return False
     signature = signature[19:]
-    if signature != sha256(message).digest(): return False
+    if signature != sha256(message).digest():
+        return False
     return True
 
 sys.stderr.write(u'Hi! We changed distribution method and now youtube-dl needs to update itself one more time.\n')
@@ -92,7 +100,7 @@ echo Updating youtube-dl...
 ping 127.0.0.1 -n 5 -w 1000 > NUL
 move /Y "%s.new" "%s"
 del "%s"
-    \n""" %(exe, exe, bat))
+    \n""" % (exe, exe, bat))
     b.close()
 
     os.startfile(bat)