Issue #14874: Restore charmap decoding speed to pre-PEP 393 levels.
Patch by Serhiy Storchaka.
diff --git a/Lib/encodings/mac_latin2.py b/Lib/encodings/mac_latin2.py
index e322be2..da9d4b1 100644
--- a/Lib/encodings/mac_latin2.py
+++ b/Lib/encodings/mac_latin2.py
@@ -1,4 +1,4 @@
-""" Python Character Mapping Codec generated from 'LATIN2.TXT' with gencodec.py.
+""" Python Character Mapping Codec mac_latin2 generated from 'MAPPINGS/VENDORS/MICSFT/MAC/LATIN2.TXT' with gencodec.py.
 
 Written by Marc-Andre Lemburg (mal@lemburg.com).
 
@@ -14,18 +14,18 @@
 class Codec(codecs.Codec):
 
     def encode(self,input,errors='strict'):
-        return codecs.charmap_encode(input,errors,encoding_map)
+        return codecs.charmap_encode(input,errors,encoding_table)
 
     def decode(self,input,errors='strict'):
-        return codecs.charmap_decode(input,errors,decoding_map)
+        return codecs.charmap_decode(input,errors,decoding_table)
 
 class IncrementalEncoder(codecs.IncrementalEncoder):
     def encode(self, input, final=False):
-        return codecs.charmap_encode(input,self.errors,encoding_map)[0]
+        return codecs.charmap_encode(input,self.errors,encoding_table)[0]
 
 class IncrementalDecoder(codecs.IncrementalDecoder):
     def decode(self, input, final=False):
-        return codecs.charmap_decode(input,self.errors,decoding_map)[0]
+        return codecs.charmap_decode(input,self.errors,decoding_table)[0]
 
 class StreamWriter(Codec,codecs.StreamWriter):
     pass
@@ -46,138 +46,267 @@
         streamwriter=StreamWriter,
     )
 
-### Decoding Map
 
-decoding_map = codecs.make_identity_dict(range(256))
-decoding_map.update({
-        0x0080: 0x00c4, # LATIN CAPITAL LETTER A WITH DIAERESIS
-        0x0081: 0x0100, # LATIN CAPITAL LETTER A WITH MACRON
-        0x0082: 0x0101, # LATIN SMALL LETTER A WITH MACRON
-        0x0083: 0x00c9, # LATIN CAPITAL LETTER E WITH ACUTE
-        0x0084: 0x0104, # LATIN CAPITAL LETTER A WITH OGONEK
-        0x0085: 0x00d6, # LATIN CAPITAL LETTER O WITH DIAERESIS
-        0x0086: 0x00dc, # LATIN CAPITAL LETTER U WITH DIAERESIS
-        0x0087: 0x00e1, # LATIN SMALL LETTER A WITH ACUTE
-        0x0088: 0x0105, # LATIN SMALL LETTER A WITH OGONEK
-        0x0089: 0x010c, # LATIN CAPITAL LETTER C WITH CARON
-        0x008a: 0x00e4, # LATIN SMALL LETTER A WITH DIAERESIS
-        0x008b: 0x010d, # LATIN SMALL LETTER C WITH CARON
-        0x008c: 0x0106, # LATIN CAPITAL LETTER C WITH ACUTE
-        0x008d: 0x0107, # LATIN SMALL LETTER C WITH ACUTE
-        0x008e: 0x00e9, # LATIN SMALL LETTER E WITH ACUTE
-        0x008f: 0x0179, # LATIN CAPITAL LETTER Z WITH ACUTE
-        0x0090: 0x017a, # LATIN SMALL LETTER Z WITH ACUTE
-        0x0091: 0x010e, # LATIN CAPITAL LETTER D WITH CARON
-        0x0092: 0x00ed, # LATIN SMALL LETTER I WITH ACUTE
-        0x0093: 0x010f, # LATIN SMALL LETTER D WITH CARON
-        0x0094: 0x0112, # LATIN CAPITAL LETTER E WITH MACRON
-        0x0095: 0x0113, # LATIN SMALL LETTER E WITH MACRON
-        0x0096: 0x0116, # LATIN CAPITAL LETTER E WITH DOT ABOVE
-        0x0097: 0x00f3, # LATIN SMALL LETTER O WITH ACUTE
-        0x0098: 0x0117, # LATIN SMALL LETTER E WITH DOT ABOVE
-        0x0099: 0x00f4, # LATIN SMALL LETTER O WITH CIRCUMFLEX
-        0x009a: 0x00f6, # LATIN SMALL LETTER O WITH DIAERESIS
-        0x009b: 0x00f5, # LATIN SMALL LETTER O WITH TILDE
-        0x009c: 0x00fa, # LATIN SMALL LETTER U WITH ACUTE
-        0x009d: 0x011a, # LATIN CAPITAL LETTER E WITH CARON
-        0x009e: 0x011b, # LATIN SMALL LETTER E WITH CARON
-        0x009f: 0x00fc, # LATIN SMALL LETTER U WITH DIAERESIS
-        0x00a0: 0x2020, # DAGGER
-        0x00a1: 0x00b0, # DEGREE SIGN
-        0x00a2: 0x0118, # LATIN CAPITAL LETTER E WITH OGONEK
-        0x00a4: 0x00a7, # SECTION SIGN
-        0x00a5: 0x2022, # BULLET
-        0x00a6: 0x00b6, # PILCROW SIGN
-        0x00a7: 0x00df, # LATIN SMALL LETTER SHARP S
-        0x00a8: 0x00ae, # REGISTERED SIGN
-        0x00aa: 0x2122, # TRADE MARK SIGN
-        0x00ab: 0x0119, # LATIN SMALL LETTER E WITH OGONEK
-        0x00ac: 0x00a8, # DIAERESIS
-        0x00ad: 0x2260, # NOT EQUAL TO
-        0x00ae: 0x0123, # LATIN SMALL LETTER G WITH CEDILLA
-        0x00af: 0x012e, # LATIN CAPITAL LETTER I WITH OGONEK
-        0x00b0: 0x012f, # LATIN SMALL LETTER I WITH OGONEK
-        0x00b1: 0x012a, # LATIN CAPITAL LETTER I WITH MACRON
-        0x00b2: 0x2264, # LESS-THAN OR EQUAL TO
-        0x00b3: 0x2265, # GREATER-THAN OR EQUAL TO
-        0x00b4: 0x012b, # LATIN SMALL LETTER I WITH MACRON
-        0x00b5: 0x0136, # LATIN CAPITAL LETTER K WITH CEDILLA
-        0x00b6: 0x2202, # PARTIAL DIFFERENTIAL
-        0x00b7: 0x2211, # N-ARY SUMMATION
-        0x00b8: 0x0142, # LATIN SMALL LETTER L WITH STROKE
-        0x00b9: 0x013b, # LATIN CAPITAL LETTER L WITH CEDILLA
-        0x00ba: 0x013c, # LATIN SMALL LETTER L WITH CEDILLA
-        0x00bb: 0x013d, # LATIN CAPITAL LETTER L WITH CARON
-        0x00bc: 0x013e, # LATIN SMALL LETTER L WITH CARON
-        0x00bd: 0x0139, # LATIN CAPITAL LETTER L WITH ACUTE
-        0x00be: 0x013a, # LATIN SMALL LETTER L WITH ACUTE
-        0x00bf: 0x0145, # LATIN CAPITAL LETTER N WITH CEDILLA
-        0x00c0: 0x0146, # LATIN SMALL LETTER N WITH CEDILLA
-        0x00c1: 0x0143, # LATIN CAPITAL LETTER N WITH ACUTE
-        0x00c2: 0x00ac, # NOT SIGN
-        0x00c3: 0x221a, # SQUARE ROOT
-        0x00c4: 0x0144, # LATIN SMALL LETTER N WITH ACUTE
-        0x00c5: 0x0147, # LATIN CAPITAL LETTER N WITH CARON
-        0x00c6: 0x2206, # INCREMENT
-        0x00c7: 0x00ab, # LEFT-POINTING DOUBLE ANGLE QUOTATION MARK
-        0x00c8: 0x00bb, # RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK
-        0x00c9: 0x2026, # HORIZONTAL ELLIPSIS
-        0x00ca: 0x00a0, # NO-BREAK SPACE
-        0x00cb: 0x0148, # LATIN SMALL LETTER N WITH CARON
-        0x00cc: 0x0150, # LATIN CAPITAL LETTER O WITH DOUBLE ACUTE
-        0x00cd: 0x00d5, # LATIN CAPITAL LETTER O WITH TILDE
-        0x00ce: 0x0151, # LATIN SMALL LETTER O WITH DOUBLE ACUTE
-        0x00cf: 0x014c, # LATIN CAPITAL LETTER O WITH MACRON
-        0x00d0: 0x2013, # EN DASH
-        0x00d1: 0x2014, # EM DASH
-        0x00d2: 0x201c, # LEFT DOUBLE QUOTATION MARK
-        0x00d3: 0x201d, # RIGHT DOUBLE QUOTATION MARK
-        0x00d4: 0x2018, # LEFT SINGLE QUOTATION MARK
-        0x00d5: 0x2019, # RIGHT SINGLE QUOTATION MARK
-        0x00d6: 0x00f7, # DIVISION SIGN
-        0x00d7: 0x25ca, # LOZENGE
-        0x00d8: 0x014d, # LATIN SMALL LETTER O WITH MACRON
-        0x00d9: 0x0154, # LATIN CAPITAL LETTER R WITH ACUTE
-        0x00da: 0x0155, # LATIN SMALL LETTER R WITH ACUTE
-        0x00db: 0x0158, # LATIN CAPITAL LETTER R WITH CARON
-        0x00dc: 0x2039, # SINGLE LEFT-POINTING ANGLE QUOTATION MARK
-        0x00dd: 0x203a, # SINGLE RIGHT-POINTING ANGLE QUOTATION MARK
-        0x00de: 0x0159, # LATIN SMALL LETTER R WITH CARON
-        0x00df: 0x0156, # LATIN CAPITAL LETTER R WITH CEDILLA
-        0x00e0: 0x0157, # LATIN SMALL LETTER R WITH CEDILLA
-        0x00e1: 0x0160, # LATIN CAPITAL LETTER S WITH CARON
-        0x00e2: 0x201a, # SINGLE LOW-9 QUOTATION MARK
-        0x00e3: 0x201e, # DOUBLE LOW-9 QUOTATION MARK
-        0x00e4: 0x0161, # LATIN SMALL LETTER S WITH CARON
-        0x00e5: 0x015a, # LATIN CAPITAL LETTER S WITH ACUTE
-        0x00e6: 0x015b, # LATIN SMALL LETTER S WITH ACUTE
-        0x00e7: 0x00c1, # LATIN CAPITAL LETTER A WITH ACUTE
-        0x00e8: 0x0164, # LATIN CAPITAL LETTER T WITH CARON
-        0x00e9: 0x0165, # LATIN SMALL LETTER T WITH CARON
-        0x00ea: 0x00cd, # LATIN CAPITAL LETTER I WITH ACUTE
-        0x00eb: 0x017d, # LATIN CAPITAL LETTER Z WITH CARON
-        0x00ec: 0x017e, # LATIN SMALL LETTER Z WITH CARON
-        0x00ed: 0x016a, # LATIN CAPITAL LETTER U WITH MACRON
-        0x00ee: 0x00d3, # LATIN CAPITAL LETTER O WITH ACUTE
-        0x00ef: 0x00d4, # LATIN CAPITAL LETTER O WITH CIRCUMFLEX
-        0x00f0: 0x016b, # LATIN SMALL LETTER U WITH MACRON
-        0x00f1: 0x016e, # LATIN CAPITAL LETTER U WITH RING ABOVE
-        0x00f2: 0x00da, # LATIN CAPITAL LETTER U WITH ACUTE
-        0x00f3: 0x016f, # LATIN SMALL LETTER U WITH RING ABOVE
-        0x00f4: 0x0170, # LATIN CAPITAL LETTER U WITH DOUBLE ACUTE
-        0x00f5: 0x0171, # LATIN SMALL LETTER U WITH DOUBLE ACUTE
-        0x00f6: 0x0172, # LATIN CAPITAL LETTER U WITH OGONEK
-        0x00f7: 0x0173, # LATIN SMALL LETTER U WITH OGONEK
-        0x00f8: 0x00dd, # LATIN CAPITAL LETTER Y WITH ACUTE
-        0x00f9: 0x00fd, # LATIN SMALL LETTER Y WITH ACUTE
-        0x00fa: 0x0137, # LATIN SMALL LETTER K WITH CEDILLA
-        0x00fb: 0x017b, # LATIN CAPITAL LETTER Z WITH DOT ABOVE
-        0x00fc: 0x0141, # LATIN CAPITAL LETTER L WITH STROKE
-        0x00fd: 0x017c, # LATIN SMALL LETTER Z WITH DOT ABOVE
-        0x00fe: 0x0122, # LATIN CAPITAL LETTER G WITH CEDILLA
-        0x00ff: 0x02c7, # CARON
-})
+### Decoding Table
 
-### Encoding Map
+decoding_table = (
+    '\x00'     #  0x00 -> NULL
+    '\x01'     #  0x01 -> START OF HEADING
+    '\x02'     #  0x02 -> START OF TEXT
+    '\x03'     #  0x03 -> END OF TEXT
+    '\x04'     #  0x04 -> END OF TRANSMISSION
+    '\x05'     #  0x05 -> ENQUIRY
+    '\x06'     #  0x06 -> ACKNOWLEDGE
+    '\x07'     #  0x07 -> BELL
+    '\x08'     #  0x08 -> BACKSPACE
+    '\t'       #  0x09 -> HORIZONTAL TABULATION
+    '\n'       #  0x0A -> LINE FEED
+    '\x0b'     #  0x0B -> VERTICAL TABULATION
+    '\x0c'     #  0x0C -> FORM FEED
+    '\r'       #  0x0D -> CARRIAGE RETURN
+    '\x0e'     #  0x0E -> SHIFT OUT
+    '\x0f'     #  0x0F -> SHIFT IN
+    '\x10'     #  0x10 -> DATA LINK ESCAPE
+    '\x11'     #  0x11 -> DEVICE CONTROL ONE
+    '\x12'     #  0x12 -> DEVICE CONTROL TWO
+    '\x13'     #  0x13 -> DEVICE CONTROL THREE
+    '\x14'     #  0x14 -> DEVICE CONTROL FOUR
+    '\x15'     #  0x15 -> NEGATIVE ACKNOWLEDGE
+    '\x16'     #  0x16 -> SYNCHRONOUS IDLE
+    '\x17'     #  0x17 -> END OF TRANSMISSION BLOCK
+    '\x18'     #  0x18 -> CANCEL
+    '\x19'     #  0x19 -> END OF MEDIUM
+    '\x1a'     #  0x1A -> SUBSTITUTE
+    '\x1b'     #  0x1B -> ESCAPE
+    '\x1c'     #  0x1C -> FILE SEPARATOR
+    '\x1d'     #  0x1D -> GROUP SEPARATOR
+    '\x1e'     #  0x1E -> RECORD SEPARATOR
+    '\x1f'     #  0x1F -> UNIT SEPARATOR
+    ' '        #  0x20 -> SPACE
+    '!'        #  0x21 -> EXCLAMATION MARK
+    '"'        #  0x22 -> QUOTATION MARK
+    '#'        #  0x23 -> NUMBER SIGN
+    '$'        #  0x24 -> DOLLAR SIGN
+    '%'        #  0x25 -> PERCENT SIGN
+    '&'        #  0x26 -> AMPERSAND
+    "'"        #  0x27 -> APOSTROPHE
+    '('        #  0x28 -> LEFT PARENTHESIS
+    ')'        #  0x29 -> RIGHT PARENTHESIS
+    '*'        #  0x2A -> ASTERISK
+    '+'        #  0x2B -> PLUS SIGN
+    ','        #  0x2C -> COMMA
+    '-'        #  0x2D -> HYPHEN-MINUS
+    '.'        #  0x2E -> FULL STOP
+    '/'        #  0x2F -> SOLIDUS
+    '0'        #  0x30 -> DIGIT ZERO
+    '1'        #  0x31 -> DIGIT ONE
+    '2'        #  0x32 -> DIGIT TWO
+    '3'        #  0x33 -> DIGIT THREE
+    '4'        #  0x34 -> DIGIT FOUR
+    '5'        #  0x35 -> DIGIT FIVE
+    '6'        #  0x36 -> DIGIT SIX
+    '7'        #  0x37 -> DIGIT SEVEN
+    '8'        #  0x38 -> DIGIT EIGHT
+    '9'        #  0x39 -> DIGIT NINE
+    ':'        #  0x3A -> COLON
+    ';'        #  0x3B -> SEMICOLON
+    '<'        #  0x3C -> LESS-THAN SIGN
+    '='        #  0x3D -> EQUALS SIGN
+    '>'        #  0x3E -> GREATER-THAN SIGN
+    '?'        #  0x3F -> QUESTION MARK
+    '@'        #  0x40 -> COMMERCIAL AT
+    'A'        #  0x41 -> LATIN CAPITAL LETTER A
+    'B'        #  0x42 -> LATIN CAPITAL LETTER B
+    'C'        #  0x43 -> LATIN CAPITAL LETTER C
+    'D'        #  0x44 -> LATIN CAPITAL LETTER D
+    'E'        #  0x45 -> LATIN CAPITAL LETTER E
+    'F'        #  0x46 -> LATIN CAPITAL LETTER F
+    'G'        #  0x47 -> LATIN CAPITAL LETTER G
+    'H'        #  0x48 -> LATIN CAPITAL LETTER H
+    'I'        #  0x49 -> LATIN CAPITAL LETTER I
+    'J'        #  0x4A -> LATIN CAPITAL LETTER J
+    'K'        #  0x4B -> LATIN CAPITAL LETTER K
+    'L'        #  0x4C -> LATIN CAPITAL LETTER L
+    'M'        #  0x4D -> LATIN CAPITAL LETTER M
+    'N'        #  0x4E -> LATIN CAPITAL LETTER N
+    'O'        #  0x4F -> LATIN CAPITAL LETTER O
+    'P'        #  0x50 -> LATIN CAPITAL LETTER P
+    'Q'        #  0x51 -> LATIN CAPITAL LETTER Q
+    'R'        #  0x52 -> LATIN CAPITAL LETTER R
+    'S'        #  0x53 -> LATIN CAPITAL LETTER S
+    'T'        #  0x54 -> LATIN CAPITAL LETTER T
+    'U'        #  0x55 -> LATIN CAPITAL LETTER U
+    'V'        #  0x56 -> LATIN CAPITAL LETTER V
+    'W'        #  0x57 -> LATIN CAPITAL LETTER W
+    'X'        #  0x58 -> LATIN CAPITAL LETTER X
+    'Y'        #  0x59 -> LATIN CAPITAL LETTER Y
+    'Z'        #  0x5A -> LATIN CAPITAL LETTER Z
+    '['        #  0x5B -> LEFT SQUARE BRACKET
+    '\\'       #  0x5C -> REVERSE SOLIDUS
+    ']'        #  0x5D -> RIGHT SQUARE BRACKET
+    '^'        #  0x5E -> CIRCUMFLEX ACCENT
+    '_'        #  0x5F -> LOW LINE
+    '`'        #  0x60 -> GRAVE ACCENT
+    'a'        #  0x61 -> LATIN SMALL LETTER A
+    'b'        #  0x62 -> LATIN SMALL LETTER B
+    'c'        #  0x63 -> LATIN SMALL LETTER C
+    'd'        #  0x64 -> LATIN SMALL LETTER D
+    'e'        #  0x65 -> LATIN SMALL LETTER E
+    'f'        #  0x66 -> LATIN SMALL LETTER F
+    'g'        #  0x67 -> LATIN SMALL LETTER G
+    'h'        #  0x68 -> LATIN SMALL LETTER H
+    'i'        #  0x69 -> LATIN SMALL LETTER I
+    'j'        #  0x6A -> LATIN SMALL LETTER J
+    'k'        #  0x6B -> LATIN SMALL LETTER K
+    'l'        #  0x6C -> LATIN SMALL LETTER L
+    'm'        #  0x6D -> LATIN SMALL LETTER M
+    'n'        #  0x6E -> LATIN SMALL LETTER N
+    'o'        #  0x6F -> LATIN SMALL LETTER O
+    'p'        #  0x70 -> LATIN SMALL LETTER P
+    'q'        #  0x71 -> LATIN SMALL LETTER Q
+    'r'        #  0x72 -> LATIN SMALL LETTER R
+    's'        #  0x73 -> LATIN SMALL LETTER S
+    't'        #  0x74 -> LATIN SMALL LETTER T
+    'u'        #  0x75 -> LATIN SMALL LETTER U
+    'v'        #  0x76 -> LATIN SMALL LETTER V
+    'w'        #  0x77 -> LATIN SMALL LETTER W
+    'x'        #  0x78 -> LATIN SMALL LETTER X
+    'y'        #  0x79 -> LATIN SMALL LETTER Y
+    'z'        #  0x7A -> LATIN SMALL LETTER Z
+    '{'        #  0x7B -> LEFT CURLY BRACKET
+    '|'        #  0x7C -> VERTICAL LINE
+    '}'        #  0x7D -> RIGHT CURLY BRACKET
+    '~'        #  0x7E -> TILDE
+    '\x7f'     #  0x7F -> DELETE
+    '\xc4'     #  0x80 -> LATIN CAPITAL LETTER A WITH DIAERESIS
+    '\u0100'   #  0x81 -> LATIN CAPITAL LETTER A WITH MACRON
+    '\u0101'   #  0x82 -> LATIN SMALL LETTER A WITH MACRON
+    '\xc9'     #  0x83 -> LATIN CAPITAL LETTER E WITH ACUTE
+    '\u0104'   #  0x84 -> LATIN CAPITAL LETTER A WITH OGONEK
+    '\xd6'     #  0x85 -> LATIN CAPITAL LETTER O WITH DIAERESIS
+    '\xdc'     #  0x86 -> LATIN CAPITAL LETTER U WITH DIAERESIS
+    '\xe1'     #  0x87 -> LATIN SMALL LETTER A WITH ACUTE
+    '\u0105'   #  0x88 -> LATIN SMALL LETTER A WITH OGONEK
+    '\u010c'   #  0x89 -> LATIN CAPITAL LETTER C WITH CARON
+    '\xe4'     #  0x8A -> LATIN SMALL LETTER A WITH DIAERESIS
+    '\u010d'   #  0x8B -> LATIN SMALL LETTER C WITH CARON
+    '\u0106'   #  0x8C -> LATIN CAPITAL LETTER C WITH ACUTE
+    '\u0107'   #  0x8D -> LATIN SMALL LETTER C WITH ACUTE
+    '\xe9'     #  0x8E -> LATIN SMALL LETTER E WITH ACUTE
+    '\u0179'   #  0x8F -> LATIN CAPITAL LETTER Z WITH ACUTE
+    '\u017a'   #  0x90 -> LATIN SMALL LETTER Z WITH ACUTE
+    '\u010e'   #  0x91 -> LATIN CAPITAL LETTER D WITH CARON
+    '\xed'     #  0x92 -> LATIN SMALL LETTER I WITH ACUTE
+    '\u010f'   #  0x93 -> LATIN SMALL LETTER D WITH CARON
+    '\u0112'   #  0x94 -> LATIN CAPITAL LETTER E WITH MACRON
+    '\u0113'   #  0x95 -> LATIN SMALL LETTER E WITH MACRON
+    '\u0116'   #  0x96 -> LATIN CAPITAL LETTER E WITH DOT ABOVE
+    '\xf3'     #  0x97 -> LATIN SMALL LETTER O WITH ACUTE
+    '\u0117'   #  0x98 -> LATIN SMALL LETTER E WITH DOT ABOVE
+    '\xf4'     #  0x99 -> LATIN SMALL LETTER O WITH CIRCUMFLEX
+    '\xf6'     #  0x9A -> LATIN SMALL LETTER O WITH DIAERESIS
+    '\xf5'     #  0x9B -> LATIN SMALL LETTER O WITH TILDE
+    '\xfa'     #  0x9C -> LATIN SMALL LETTER U WITH ACUTE
+    '\u011a'   #  0x9D -> LATIN CAPITAL LETTER E WITH CARON
+    '\u011b'   #  0x9E -> LATIN SMALL LETTER E WITH CARON
+    '\xfc'     #  0x9F -> LATIN SMALL LETTER U WITH DIAERESIS
+    '\u2020'   #  0xA0 -> DAGGER
+    '\xb0'     #  0xA1 -> DEGREE SIGN
+    '\u0118'   #  0xA2 -> LATIN CAPITAL LETTER E WITH OGONEK
+    '\xa3'     #  0xA3 -> POUND SIGN
+    '\xa7'     #  0xA4 -> SECTION SIGN
+    '\u2022'   #  0xA5 -> BULLET
+    '\xb6'     #  0xA6 -> PILCROW SIGN
+    '\xdf'     #  0xA7 -> LATIN SMALL LETTER SHARP S
+    '\xae'     #  0xA8 -> REGISTERED SIGN
+    '\xa9'     #  0xA9 -> COPYRIGHT SIGN
+    '\u2122'   #  0xAA -> TRADE MARK SIGN
+    '\u0119'   #  0xAB -> LATIN SMALL LETTER E WITH OGONEK
+    '\xa8'     #  0xAC -> DIAERESIS
+    '\u2260'   #  0xAD -> NOT EQUAL TO
+    '\u0123'   #  0xAE -> LATIN SMALL LETTER G WITH CEDILLA
+    '\u012e'   #  0xAF -> LATIN CAPITAL LETTER I WITH OGONEK
+    '\u012f'   #  0xB0 -> LATIN SMALL LETTER I WITH OGONEK
+    '\u012a'   #  0xB1 -> LATIN CAPITAL LETTER I WITH MACRON
+    '\u2264'   #  0xB2 -> LESS-THAN OR EQUAL TO
+    '\u2265'   #  0xB3 -> GREATER-THAN OR EQUAL TO
+    '\u012b'   #  0xB4 -> LATIN SMALL LETTER I WITH MACRON
+    '\u0136'   #  0xB5 -> LATIN CAPITAL LETTER K WITH CEDILLA
+    '\u2202'   #  0xB6 -> PARTIAL DIFFERENTIAL
+    '\u2211'   #  0xB7 -> N-ARY SUMMATION
+    '\u0142'   #  0xB8 -> LATIN SMALL LETTER L WITH STROKE
+    '\u013b'   #  0xB9 -> LATIN CAPITAL LETTER L WITH CEDILLA
+    '\u013c'   #  0xBA -> LATIN SMALL LETTER L WITH CEDILLA
+    '\u013d'   #  0xBB -> LATIN CAPITAL LETTER L WITH CARON
+    '\u013e'   #  0xBC -> LATIN SMALL LETTER L WITH CARON
+    '\u0139'   #  0xBD -> LATIN CAPITAL LETTER L WITH ACUTE
+    '\u013a'   #  0xBE -> LATIN SMALL LETTER L WITH ACUTE
+    '\u0145'   #  0xBF -> LATIN CAPITAL LETTER N WITH CEDILLA
+    '\u0146'   #  0xC0 -> LATIN SMALL LETTER N WITH CEDILLA
+    '\u0143'   #  0xC1 -> LATIN CAPITAL LETTER N WITH ACUTE
+    '\xac'     #  0xC2 -> NOT SIGN
+    '\u221a'   #  0xC3 -> SQUARE ROOT
+    '\u0144'   #  0xC4 -> LATIN SMALL LETTER N WITH ACUTE
+    '\u0147'   #  0xC5 -> LATIN CAPITAL LETTER N WITH CARON
+    '\u2206'   #  0xC6 -> INCREMENT
+    '\xab'     #  0xC7 -> LEFT-POINTING DOUBLE ANGLE QUOTATION MARK
+    '\xbb'     #  0xC8 -> RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK
+    '\u2026'   #  0xC9 -> HORIZONTAL ELLIPSIS
+    '\xa0'     #  0xCA -> NO-BREAK SPACE
+    '\u0148'   #  0xCB -> LATIN SMALL LETTER N WITH CARON
+    '\u0150'   #  0xCC -> LATIN CAPITAL LETTER O WITH DOUBLE ACUTE
+    '\xd5'     #  0xCD -> LATIN CAPITAL LETTER O WITH TILDE
+    '\u0151'   #  0xCE -> LATIN SMALL LETTER O WITH DOUBLE ACUTE
+    '\u014c'   #  0xCF -> LATIN CAPITAL LETTER O WITH MACRON
+    '\u2013'   #  0xD0 -> EN DASH
+    '\u2014'   #  0xD1 -> EM DASH
+    '\u201c'   #  0xD2 -> LEFT DOUBLE QUOTATION MARK
+    '\u201d'   #  0xD3 -> RIGHT DOUBLE QUOTATION MARK
+    '\u2018'   #  0xD4 -> LEFT SINGLE QUOTATION MARK
+    '\u2019'   #  0xD5 -> RIGHT SINGLE QUOTATION MARK
+    '\xf7'     #  0xD6 -> DIVISION SIGN
+    '\u25ca'   #  0xD7 -> LOZENGE
+    '\u014d'   #  0xD8 -> LATIN SMALL LETTER O WITH MACRON
+    '\u0154'   #  0xD9 -> LATIN CAPITAL LETTER R WITH ACUTE
+    '\u0155'   #  0xDA -> LATIN SMALL LETTER R WITH ACUTE
+    '\u0158'   #  0xDB -> LATIN CAPITAL LETTER R WITH CARON
+    '\u2039'   #  0xDC -> SINGLE LEFT-POINTING ANGLE QUOTATION MARK
+    '\u203a'   #  0xDD -> SINGLE RIGHT-POINTING ANGLE QUOTATION MARK
+    '\u0159'   #  0xDE -> LATIN SMALL LETTER R WITH CARON
+    '\u0156'   #  0xDF -> LATIN CAPITAL LETTER R WITH CEDILLA
+    '\u0157'   #  0xE0 -> LATIN SMALL LETTER R WITH CEDILLA
+    '\u0160'   #  0xE1 -> LATIN CAPITAL LETTER S WITH CARON
+    '\u201a'   #  0xE2 -> SINGLE LOW-9 QUOTATION MARK
+    '\u201e'   #  0xE3 -> DOUBLE LOW-9 QUOTATION MARK
+    '\u0161'   #  0xE4 -> LATIN SMALL LETTER S WITH CARON
+    '\u015a'   #  0xE5 -> LATIN CAPITAL LETTER S WITH ACUTE
+    '\u015b'   #  0xE6 -> LATIN SMALL LETTER S WITH ACUTE
+    '\xc1'     #  0xE7 -> LATIN CAPITAL LETTER A WITH ACUTE
+    '\u0164'   #  0xE8 -> LATIN CAPITAL LETTER T WITH CARON
+    '\u0165'   #  0xE9 -> LATIN SMALL LETTER T WITH CARON
+    '\xcd'     #  0xEA -> LATIN CAPITAL LETTER I WITH ACUTE
+    '\u017d'   #  0xEB -> LATIN CAPITAL LETTER Z WITH CARON
+    '\u017e'   #  0xEC -> LATIN SMALL LETTER Z WITH CARON
+    '\u016a'   #  0xED -> LATIN CAPITAL LETTER U WITH MACRON
+    '\xd3'     #  0xEE -> LATIN CAPITAL LETTER O WITH ACUTE
+    '\xd4'     #  0xEF -> LATIN CAPITAL LETTER O WITH CIRCUMFLEX
+    '\u016b'   #  0xF0 -> LATIN SMALL LETTER U WITH MACRON
+    '\u016e'   #  0xF1 -> LATIN CAPITAL LETTER U WITH RING ABOVE
+    '\xda'     #  0xF2 -> LATIN CAPITAL LETTER U WITH ACUTE
+    '\u016f'   #  0xF3 -> LATIN SMALL LETTER U WITH RING ABOVE
+    '\u0170'   #  0xF4 -> LATIN CAPITAL LETTER U WITH DOUBLE ACUTE
+    '\u0171'   #  0xF5 -> LATIN SMALL LETTER U WITH DOUBLE ACUTE
+    '\u0172'   #  0xF6 -> LATIN CAPITAL LETTER U WITH OGONEK
+    '\u0173'   #  0xF7 -> LATIN SMALL LETTER U WITH OGONEK
+    '\xdd'     #  0xF8 -> LATIN CAPITAL LETTER Y WITH ACUTE
+    '\xfd'     #  0xF9 -> LATIN SMALL LETTER Y WITH ACUTE
+    '\u0137'   #  0xFA -> LATIN SMALL LETTER K WITH CEDILLA
+    '\u017b'   #  0xFB -> LATIN CAPITAL LETTER Z WITH DOT ABOVE
+    '\u0141'   #  0xFC -> LATIN CAPITAL LETTER L WITH STROKE
+    '\u017c'   #  0xFD -> LATIN SMALL LETTER Z WITH DOT ABOVE
+    '\u0122'   #  0xFE -> LATIN CAPITAL LETTER G WITH CEDILLA
+    '\u02c7'   #  0xFF -> CARON
+)
 
-encoding_map = codecs.make_encoding_map(decoding_map)
+### Encoding table
+encoding_table=codecs.charmap_build(decoding_table)