"""Constants and membership tests for ASCII characters"""

[0] Fix | Delete

[1] Fix | Delete

NUL = 0x00 # ^@

[2] Fix | Delete

SOH = 0x01 # ^A

[3] Fix | Delete

STX = 0x02 # ^B

[4] Fix | Delete

ETX = 0x03 # ^C

[5] Fix | Delete

EOT = 0x04 # ^D

[6] Fix | Delete

ENQ = 0x05 # ^E

[7] Fix | Delete

ACK = 0x06 # ^F

[8] Fix | Delete

BEL = 0x07 # ^G

[9] Fix | Delete

BS = 0x08 # ^H

[10] Fix | Delete

TAB = 0x09 # ^I

[11] Fix | Delete

HT = 0x09 # ^I

[12] Fix | Delete

LF = 0x0a # ^J

[13] Fix | Delete

NL = 0x0a # ^J

[14] Fix | Delete

VT = 0x0b # ^K

[15] Fix | Delete

FF = 0x0c # ^L

[16] Fix | Delete

CR = 0x0d # ^M

[17] Fix | Delete

SO = 0x0e # ^N

[18] Fix | Delete

SI = 0x0f # ^O

[19] Fix | Delete

DLE = 0x10 # ^P

[20] Fix | Delete

DC1 = 0x11 # ^Q

[21] Fix | Delete

DC2 = 0x12 # ^R

[22] Fix | Delete

DC3 = 0x13 # ^S

[23] Fix | Delete

DC4 = 0x14 # ^T

[24] Fix | Delete

NAK = 0x15 # ^U

[25] Fix | Delete

SYN = 0x16 # ^V

[26] Fix | Delete

ETB = 0x17 # ^W

[27] Fix | Delete

CAN = 0x18 # ^X

[28] Fix | Delete

EM = 0x19 # ^Y

[29] Fix | Delete

SUB = 0x1a # ^Z

[30] Fix | Delete

ESC = 0x1b # ^[

[31] Fix | Delete

FS = 0x1c # ^\

[32] Fix | Delete

GS = 0x1d # ^]

[33] Fix | Delete

RS = 0x1e # ^^

[34] Fix | Delete

US = 0x1f # ^_

[35] Fix | Delete

SP = 0x20 # space

[36] Fix | Delete

DEL = 0x7f # delete

[37] Fix | Delete

[38] Fix | Delete

controlnames = [

[39] Fix | Delete

"NUL", "SOH", "STX", "ETX", "EOT", "ENQ", "ACK", "BEL",

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"BS", "HT", "LF", "VT", "FF", "CR", "SO", "SI",

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"DLE", "DC1", "DC2", "DC3", "DC4", "NAK", "SYN", "ETB",

[42] Fix | Delete

"CAN", "EM", "SUB", "ESC", "FS", "GS", "RS", "US",

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"SP"

[44] Fix | Delete

]

[45] Fix | Delete

[46] Fix | Delete

def _ctoi(c):

[47] Fix | Delete

if type(c) == type(""):

[48] Fix | Delete

return ord(c)

[49] Fix | Delete

else:

[50] Fix | Delete

return c

[51] Fix | Delete

[52] Fix | Delete

def isalnum(c): return isalpha(c) or isdigit(c)

[53] Fix | Delete

def isalpha(c): return isupper(c) or islower(c)

[54] Fix | Delete

def isascii(c): return 0 <= _ctoi(c) <= 127 # ?

[55] Fix | Delete

def isblank(c): return _ctoi(c) in (9, 32)

[56] Fix | Delete

def iscntrl(c): return 0 <= _ctoi(c) <= 31 or _ctoi(c) == 127

[57] Fix | Delete

def isdigit(c): return 48 <= _ctoi(c) <= 57

[58] Fix | Delete

def isgraph(c): return 33 <= _ctoi(c) <= 126

[59] Fix | Delete

def islower(c): return 97 <= _ctoi(c) <= 122

[60] Fix | Delete

def isprint(c): return 32 <= _ctoi(c) <= 126

[61] Fix | Delete

def ispunct(c): return isgraph(c) and not isalnum(c)

[62] Fix | Delete

def isspace(c): return _ctoi(c) in (9, 10, 11, 12, 13, 32)

[63] Fix | Delete

def isupper(c): return 65 <= _ctoi(c) <= 90

[64] Fix | Delete

def isxdigit(c): return isdigit(c) or \

[65] Fix | Delete

(65 <= _ctoi(c) <= 70) or (97 <= _ctoi(c) <= 102)

[66] Fix | Delete

def isctrl(c): return 0 <= _ctoi(c) < 32

[67] Fix | Delete

def ismeta(c): return _ctoi(c) > 127

[68] Fix | Delete

[69] Fix | Delete

def ascii(c):

[70] Fix | Delete

if type(c) == type(""):

[71] Fix | Delete

return chr(_ctoi(c) & 0x7f)

[72] Fix | Delete

else:

[73] Fix | Delete

return _ctoi(c) & 0x7f

[74] Fix | Delete

[75] Fix | Delete

def ctrl(c):

[76] Fix | Delete

if type(c) == type(""):

[77] Fix | Delete

return chr(_ctoi(c) & 0x1f)

[78] Fix | Delete

else:

[79] Fix | Delete

return _ctoi(c) & 0x1f

[80] Fix | Delete

[81] Fix | Delete

def alt(c):

[82] Fix | Delete

if type(c) == type(""):

[83] Fix | Delete

return chr(_ctoi(c) | 0x80)

[84] Fix | Delete

else:

[85] Fix | Delete

return _ctoi(c) | 0x80

[86] Fix | Delete

[87] Fix | Delete

def unctrl(c):

[88] Fix | Delete

bits = _ctoi(c)

[89] Fix | Delete

if bits == 0x7f:

[90] Fix | Delete

rep = "^?"

[91] Fix | Delete

elif isprint(bits & 0x7f):

[92] Fix | Delete

rep = chr(bits & 0x7f)

[93] Fix | Delete

else:

[94] Fix | Delete

rep = "^" + chr(((bits & 0x7f) | 0x20) + 0x20)

[95] Fix | Delete

if bits & 0x80:

[96] Fix | Delete

return "!" + rep

[97] Fix | Delete

return rep

[98] Fix | Delete

[99] Fix | Delete