Whitespace normalization.
diff --git a/Lib/encodings/cp1251.py b/Lib/encodings/cp1251.py
index 4d4b6ee..f191b06 100644
--- a/Lib/encodings/cp1251.py
+++ b/Lib/encodings/cp1251.py
@@ -16,14 +16,14 @@
     def encode(self,input,errors='strict'):
 
         return codecs.charmap_encode(input,errors,encoding_map)
-        
+
     def decode(self,input,errors='strict'):
 
         return codecs.charmap_decode(input,errors,decoding_map)
 
 class StreamWriter(Codec,codecs.StreamWriter):
     pass
-        
+
 class StreamReader(Codec,codecs.StreamReader):
     pass
 
@@ -37,119 +37,119 @@
 
 decoding_map = codecs.make_identity_dict(range(256))
 decoding_map.update({
-	0x0080: 0x0402,	# CYRILLIC CAPITAL LETTER DJE
-	0x0081: 0x0403,	# CYRILLIC CAPITAL LETTER GJE
-	0x0082: 0x201a,	# SINGLE LOW-9 QUOTATION MARK
-	0x0083: 0x0453,	# CYRILLIC SMALL LETTER GJE
-	0x0084: 0x201e,	# DOUBLE LOW-9 QUOTATION MARK
-	0x0085: 0x2026,	# HORIZONTAL ELLIPSIS
-	0x0086: 0x2020,	# DAGGER
-	0x0087: 0x2021,	# DOUBLE DAGGER
-	0x0088: 0x20ac,	# EURO SIGN
-	0x0089: 0x2030,	# PER MILLE SIGN
-	0x008a: 0x0409,	# CYRILLIC CAPITAL LETTER LJE
-	0x008b: 0x2039,	# SINGLE LEFT-POINTING ANGLE QUOTATION MARK
-	0x008c: 0x040a,	# CYRILLIC CAPITAL LETTER NJE
-	0x008d: 0x040c,	# CYRILLIC CAPITAL LETTER KJE
-	0x008e: 0x040b,	# CYRILLIC CAPITAL LETTER TSHE
-	0x008f: 0x040f,	# CYRILLIC CAPITAL LETTER DZHE
-	0x0090: 0x0452,	# CYRILLIC SMALL LETTER DJE
-	0x0091: 0x2018,	# LEFT SINGLE QUOTATION MARK
-	0x0092: 0x2019,	# RIGHT SINGLE QUOTATION MARK
-	0x0093: 0x201c,	# LEFT DOUBLE QUOTATION MARK
-	0x0094: 0x201d,	# RIGHT DOUBLE QUOTATION MARK
-	0x0095: 0x2022,	# BULLET
-	0x0096: 0x2013,	# EN DASH
-	0x0097: 0x2014,	# EM DASH
-	0x0098: None,	# UNDEFINED
-	0x0099: 0x2122,	# TRADE MARK SIGN
-	0x009a: 0x0459,	# CYRILLIC SMALL LETTER LJE
-	0x009b: 0x203a,	# SINGLE RIGHT-POINTING ANGLE QUOTATION MARK
-	0x009c: 0x045a,	# CYRILLIC SMALL LETTER NJE
-	0x009d: 0x045c,	# CYRILLIC SMALL LETTER KJE
-	0x009e: 0x045b,	# CYRILLIC SMALL LETTER TSHE
-	0x009f: 0x045f,	# CYRILLIC SMALL LETTER DZHE
-	0x00a1: 0x040e,	# CYRILLIC CAPITAL LETTER SHORT U
-	0x00a2: 0x045e,	# CYRILLIC SMALL LETTER SHORT U
-	0x00a3: 0x0408,	# CYRILLIC CAPITAL LETTER JE
-	0x00a5: 0x0490,	# CYRILLIC CAPITAL LETTER GHE WITH UPTURN
-	0x00a8: 0x0401,	# CYRILLIC CAPITAL LETTER IO
-	0x00aa: 0x0404,	# CYRILLIC CAPITAL LETTER UKRAINIAN IE
-	0x00af: 0x0407,	# CYRILLIC CAPITAL LETTER YI
-	0x00b2: 0x0406,	# CYRILLIC CAPITAL LETTER BYELORUSSIAN-UKRAINIAN I
-	0x00b3: 0x0456,	# CYRILLIC SMALL LETTER BYELORUSSIAN-UKRAINIAN I
-	0x00b4: 0x0491,	# CYRILLIC SMALL LETTER GHE WITH UPTURN
-	0x00b8: 0x0451,	# CYRILLIC SMALL LETTER IO
-	0x00b9: 0x2116,	# NUMERO SIGN
-	0x00ba: 0x0454,	# CYRILLIC SMALL LETTER UKRAINIAN IE
-	0x00bc: 0x0458,	# CYRILLIC SMALL LETTER JE
-	0x00bd: 0x0405,	# CYRILLIC CAPITAL LETTER DZE
-	0x00be: 0x0455,	# CYRILLIC SMALL LETTER DZE
-	0x00bf: 0x0457,	# CYRILLIC SMALL LETTER YI
-	0x00c0: 0x0410,	# CYRILLIC CAPITAL LETTER A
-	0x00c1: 0x0411,	# CYRILLIC CAPITAL LETTER BE
-	0x00c2: 0x0412,	# CYRILLIC CAPITAL LETTER VE
-	0x00c3: 0x0413,	# CYRILLIC CAPITAL LETTER GHE
-	0x00c4: 0x0414,	# CYRILLIC CAPITAL LETTER DE
-	0x00c5: 0x0415,	# CYRILLIC CAPITAL LETTER IE
-	0x00c6: 0x0416,	# CYRILLIC CAPITAL LETTER ZHE
-	0x00c7: 0x0417,	# CYRILLIC CAPITAL LETTER ZE
-	0x00c8: 0x0418,	# CYRILLIC CAPITAL LETTER I
-	0x00c9: 0x0419,	# CYRILLIC CAPITAL LETTER SHORT I
-	0x00ca: 0x041a,	# CYRILLIC CAPITAL LETTER KA
-	0x00cb: 0x041b,	# CYRILLIC CAPITAL LETTER EL
-	0x00cc: 0x041c,	# CYRILLIC CAPITAL LETTER EM
-	0x00cd: 0x041d,	# CYRILLIC CAPITAL LETTER EN
-	0x00ce: 0x041e,	# CYRILLIC CAPITAL LETTER O
-	0x00cf: 0x041f,	# CYRILLIC CAPITAL LETTER PE
-	0x00d0: 0x0420,	# CYRILLIC CAPITAL LETTER ER
-	0x00d1: 0x0421,	# CYRILLIC CAPITAL LETTER ES
-	0x00d2: 0x0422,	# CYRILLIC CAPITAL LETTER TE
-	0x00d3: 0x0423,	# CYRILLIC CAPITAL LETTER U
-	0x00d4: 0x0424,	# CYRILLIC CAPITAL LETTER EF
-	0x00d5: 0x0425,	# CYRILLIC CAPITAL LETTER HA
-	0x00d6: 0x0426,	# CYRILLIC CAPITAL LETTER TSE
-	0x00d7: 0x0427,	# CYRILLIC CAPITAL LETTER CHE
-	0x00d8: 0x0428,	# CYRILLIC CAPITAL LETTER SHA
-	0x00d9: 0x0429,	# CYRILLIC CAPITAL LETTER SHCHA
-	0x00da: 0x042a,	# CYRILLIC CAPITAL LETTER HARD SIGN
-	0x00db: 0x042b,	# CYRILLIC CAPITAL LETTER YERU
-	0x00dc: 0x042c,	# CYRILLIC CAPITAL LETTER SOFT SIGN
-	0x00dd: 0x042d,	# CYRILLIC CAPITAL LETTER E
-	0x00de: 0x042e,	# CYRILLIC CAPITAL LETTER YU
-	0x00df: 0x042f,	# CYRILLIC CAPITAL LETTER YA
-	0x00e0: 0x0430,	# CYRILLIC SMALL LETTER A
-	0x00e1: 0x0431,	# CYRILLIC SMALL LETTER BE
-	0x00e2: 0x0432,	# CYRILLIC SMALL LETTER VE
-	0x00e3: 0x0433,	# CYRILLIC SMALL LETTER GHE
-	0x00e4: 0x0434,	# CYRILLIC SMALL LETTER DE
-	0x00e5: 0x0435,	# CYRILLIC SMALL LETTER IE
-	0x00e6: 0x0436,	# CYRILLIC SMALL LETTER ZHE
-	0x00e7: 0x0437,	# CYRILLIC SMALL LETTER ZE
-	0x00e8: 0x0438,	# CYRILLIC SMALL LETTER I
-	0x00e9: 0x0439,	# CYRILLIC SMALL LETTER SHORT I
-	0x00ea: 0x043a,	# CYRILLIC SMALL LETTER KA
-	0x00eb: 0x043b,	# CYRILLIC SMALL LETTER EL
-	0x00ec: 0x043c,	# CYRILLIC SMALL LETTER EM
-	0x00ed: 0x043d,	# CYRILLIC SMALL LETTER EN
-	0x00ee: 0x043e,	# CYRILLIC SMALL LETTER O
-	0x00ef: 0x043f,	# CYRILLIC SMALL LETTER PE
-	0x00f0: 0x0440,	# CYRILLIC SMALL LETTER ER
-	0x00f1: 0x0441,	# CYRILLIC SMALL LETTER ES
-	0x00f2: 0x0442,	# CYRILLIC SMALL LETTER TE
-	0x00f3: 0x0443,	# CYRILLIC SMALL LETTER U
-	0x00f4: 0x0444,	# CYRILLIC SMALL LETTER EF
-	0x00f5: 0x0445,	# CYRILLIC SMALL LETTER HA
-	0x00f6: 0x0446,	# CYRILLIC SMALL LETTER TSE
-	0x00f7: 0x0447,	# CYRILLIC SMALL LETTER CHE
-	0x00f8: 0x0448,	# CYRILLIC SMALL LETTER SHA
-	0x00f9: 0x0449,	# CYRILLIC SMALL LETTER SHCHA
-	0x00fa: 0x044a,	# CYRILLIC SMALL LETTER HARD SIGN
-	0x00fb: 0x044b,	# CYRILLIC SMALL LETTER YERU
-	0x00fc: 0x044c,	# CYRILLIC SMALL LETTER SOFT SIGN
-	0x00fd: 0x044d,	# CYRILLIC SMALL LETTER E
-	0x00fe: 0x044e,	# CYRILLIC SMALL LETTER YU
-	0x00ff: 0x044f,	# CYRILLIC SMALL LETTER YA
+        0x0080: 0x0402, # CYRILLIC CAPITAL LETTER DJE
+        0x0081: 0x0403, # CYRILLIC CAPITAL LETTER GJE
+        0x0082: 0x201a, # SINGLE LOW-9 QUOTATION MARK
+        0x0083: 0x0453, # CYRILLIC SMALL LETTER GJE
+        0x0084: 0x201e, # DOUBLE LOW-9 QUOTATION MARK
+        0x0085: 0x2026, # HORIZONTAL ELLIPSIS
+        0x0086: 0x2020, # DAGGER
+        0x0087: 0x2021, # DOUBLE DAGGER
+        0x0088: 0x20ac, # EURO SIGN
+        0x0089: 0x2030, # PER MILLE SIGN
+        0x008a: 0x0409, # CYRILLIC CAPITAL LETTER LJE
+        0x008b: 0x2039, # SINGLE LEFT-POINTING ANGLE QUOTATION MARK
+        0x008c: 0x040a, # CYRILLIC CAPITAL LETTER NJE
+        0x008d: 0x040c, # CYRILLIC CAPITAL LETTER KJE
+        0x008e: 0x040b, # CYRILLIC CAPITAL LETTER TSHE
+        0x008f: 0x040f, # CYRILLIC CAPITAL LETTER DZHE
+        0x0090: 0x0452, # CYRILLIC SMALL LETTER DJE
+        0x0091: 0x2018, # LEFT SINGLE QUOTATION MARK
+        0x0092: 0x2019, # RIGHT SINGLE QUOTATION MARK
+        0x0093: 0x201c, # LEFT DOUBLE QUOTATION MARK
+        0x0094: 0x201d, # RIGHT DOUBLE QUOTATION MARK
+        0x0095: 0x2022, # BULLET
+        0x0096: 0x2013, # EN DASH
+        0x0097: 0x2014, # EM DASH
+        0x0098: None,   # UNDEFINED
+        0x0099: 0x2122, # TRADE MARK SIGN
+        0x009a: 0x0459, # CYRILLIC SMALL LETTER LJE
+        0x009b: 0x203a, # SINGLE RIGHT-POINTING ANGLE QUOTATION MARK
+        0x009c: 0x045a, # CYRILLIC SMALL LETTER NJE
+        0x009d: 0x045c, # CYRILLIC SMALL LETTER KJE
+        0x009e: 0x045b, # CYRILLIC SMALL LETTER TSHE
+        0x009f: 0x045f, # CYRILLIC SMALL LETTER DZHE
+        0x00a1: 0x040e, # CYRILLIC CAPITAL LETTER SHORT U
+        0x00a2: 0x045e, # CYRILLIC SMALL LETTER SHORT U
+        0x00a3: 0x0408, # CYRILLIC CAPITAL LETTER JE
+        0x00a5: 0x0490, # CYRILLIC CAPITAL LETTER GHE WITH UPTURN
+        0x00a8: 0x0401, # CYRILLIC CAPITAL LETTER IO
+        0x00aa: 0x0404, # CYRILLIC CAPITAL LETTER UKRAINIAN IE
+        0x00af: 0x0407, # CYRILLIC CAPITAL LETTER YI
+        0x00b2: 0x0406, # CYRILLIC CAPITAL LETTER BYELORUSSIAN-UKRAINIAN I
+        0x00b3: 0x0456, # CYRILLIC SMALL LETTER BYELORUSSIAN-UKRAINIAN I
+        0x00b4: 0x0491, # CYRILLIC SMALL LETTER GHE WITH UPTURN
+        0x00b8: 0x0451, # CYRILLIC SMALL LETTER IO
+        0x00b9: 0x2116, # NUMERO SIGN
+        0x00ba: 0x0454, # CYRILLIC SMALL LETTER UKRAINIAN IE
+        0x00bc: 0x0458, # CYRILLIC SMALL LETTER JE
+        0x00bd: 0x0405, # CYRILLIC CAPITAL LETTER DZE
+        0x00be: 0x0455, # CYRILLIC SMALL LETTER DZE
+        0x00bf: 0x0457, # CYRILLIC SMALL LETTER YI
+        0x00c0: 0x0410, # CYRILLIC CAPITAL LETTER A
+        0x00c1: 0x0411, # CYRILLIC CAPITAL LETTER BE
+        0x00c2: 0x0412, # CYRILLIC CAPITAL LETTER VE
+        0x00c3: 0x0413, # CYRILLIC CAPITAL LETTER GHE
+        0x00c4: 0x0414, # CYRILLIC CAPITAL LETTER DE
+        0x00c5: 0x0415, # CYRILLIC CAPITAL LETTER IE
+        0x00c6: 0x0416, # CYRILLIC CAPITAL LETTER ZHE
+        0x00c7: 0x0417, # CYRILLIC CAPITAL LETTER ZE
+        0x00c8: 0x0418, # CYRILLIC CAPITAL LETTER I
+        0x00c9: 0x0419, # CYRILLIC CAPITAL LETTER SHORT I
+        0x00ca: 0x041a, # CYRILLIC CAPITAL LETTER KA
+        0x00cb: 0x041b, # CYRILLIC CAPITAL LETTER EL
+        0x00cc: 0x041c, # CYRILLIC CAPITAL LETTER EM
+        0x00cd: 0x041d, # CYRILLIC CAPITAL LETTER EN
+        0x00ce: 0x041e, # CYRILLIC CAPITAL LETTER O
+        0x00cf: 0x041f, # CYRILLIC CAPITAL LETTER PE
+        0x00d0: 0x0420, # CYRILLIC CAPITAL LETTER ER
+        0x00d1: 0x0421, # CYRILLIC CAPITAL LETTER ES
+        0x00d2: 0x0422, # CYRILLIC CAPITAL LETTER TE
+        0x00d3: 0x0423, # CYRILLIC CAPITAL LETTER U
+        0x00d4: 0x0424, # CYRILLIC CAPITAL LETTER EF
+        0x00d5: 0x0425, # CYRILLIC CAPITAL LETTER HA
+        0x00d6: 0x0426, # CYRILLIC CAPITAL LETTER TSE
+        0x00d7: 0x0427, # CYRILLIC CAPITAL LETTER CHE
+        0x00d8: 0x0428, # CYRILLIC CAPITAL LETTER SHA
+        0x00d9: 0x0429, # CYRILLIC CAPITAL LETTER SHCHA
+        0x00da: 0x042a, # CYRILLIC CAPITAL LETTER HARD SIGN
+        0x00db: 0x042b, # CYRILLIC CAPITAL LETTER YERU
+        0x00dc: 0x042c, # CYRILLIC CAPITAL LETTER SOFT SIGN
+        0x00dd: 0x042d, # CYRILLIC CAPITAL LETTER E
+        0x00de: 0x042e, # CYRILLIC CAPITAL LETTER YU
+        0x00df: 0x042f, # CYRILLIC CAPITAL LETTER YA
+        0x00e0: 0x0430, # CYRILLIC SMALL LETTER A
+        0x00e1: 0x0431, # CYRILLIC SMALL LETTER BE
+        0x00e2: 0x0432, # CYRILLIC SMALL LETTER VE
+        0x00e3: 0x0433, # CYRILLIC SMALL LETTER GHE
+        0x00e4: 0x0434, # CYRILLIC SMALL LETTER DE
+        0x00e5: 0x0435, # CYRILLIC SMALL LETTER IE
+        0x00e6: 0x0436, # CYRILLIC SMALL LETTER ZHE
+        0x00e7: 0x0437, # CYRILLIC SMALL LETTER ZE
+        0x00e8: 0x0438, # CYRILLIC SMALL LETTER I
+        0x00e9: 0x0439, # CYRILLIC SMALL LETTER SHORT I
+        0x00ea: 0x043a, # CYRILLIC SMALL LETTER KA
+        0x00eb: 0x043b, # CYRILLIC SMALL LETTER EL
+        0x00ec: 0x043c, # CYRILLIC SMALL LETTER EM
+        0x00ed: 0x043d, # CYRILLIC SMALL LETTER EN
+        0x00ee: 0x043e, # CYRILLIC SMALL LETTER O
+        0x00ef: 0x043f, # CYRILLIC SMALL LETTER PE
+        0x00f0: 0x0440, # CYRILLIC SMALL LETTER ER
+        0x00f1: 0x0441, # CYRILLIC SMALL LETTER ES
+        0x00f2: 0x0442, # CYRILLIC SMALL LETTER TE
+        0x00f3: 0x0443, # CYRILLIC SMALL LETTER U
+        0x00f4: 0x0444, # CYRILLIC SMALL LETTER EF
+        0x00f5: 0x0445, # CYRILLIC SMALL LETTER HA
+        0x00f6: 0x0446, # CYRILLIC SMALL LETTER TSE
+        0x00f7: 0x0447, # CYRILLIC SMALL LETTER CHE
+        0x00f8: 0x0448, # CYRILLIC SMALL LETTER SHA
+        0x00f9: 0x0449, # CYRILLIC SMALL LETTER SHCHA
+        0x00fa: 0x044a, # CYRILLIC SMALL LETTER HARD SIGN
+        0x00fb: 0x044b, # CYRILLIC SMALL LETTER YERU
+        0x00fc: 0x044c, # CYRILLIC SMALL LETTER SOFT SIGN
+        0x00fd: 0x044d, # CYRILLIC SMALL LETTER E
+        0x00fe: 0x044e, # CYRILLIC SMALL LETTER YU
+        0x00ff: 0x044f, # CYRILLIC SMALL LETTER YA
 })
 
 ### Encoding Map