<,�tEXtComment File Manager

File Manager

Path: /opt/alt/python38/lib64/python3.8/

Viewing File: sre_compile.py

#
# Secret Labs' Regular Expression Engine
#
# convert template to internal format
#
# Copyright (c) 1997-2001 by Secret Labs AB.  All rights reserved.
#
# See the sre.py file for information on usage and redistribution.
#

"""Internal support module for sre"""

import _sre
import sre_parse
from sre_constants import *

assert _sre.MAGIC == MAGIC, "SRE module mismatch"

_LITERAL_CODES = {LITERAL, NOT_LITERAL}
_REPEATING_CODES = {REPEAT, MIN_REPEAT, MAX_REPEAT}
_SUCCESS_CODES = {SUCCESS, FAILURE}
_ASSERT_CODES = {ASSERT, ASSERT_NOT}
_UNIT_CODES = _LITERAL_CODES | {ANY, IN}

# Sets of lowercase characters which have the same uppercase.
_equivalences = (
    # LATIN SMALL LETTER I, LATIN SMALL LETTER DOTLESS I
    (0x69, 0x131), # iı
    # LATIN SMALL LETTER S, LATIN SMALL LETTER LONG S
    (0x73, 0x17f), # sſ
    # MICRO SIGN, GREEK SMALL LETTER MU
    (0xb5, 0x3bc), # µμ
    # COMBINING GREEK YPOGEGRAMMENI, GREEK SMALL LETTER IOTA, GREEK PROSGEGRAMMENI
    (0x345, 0x3b9, 0x1fbe), # \u0345ιι
    # GREEK SMALL LETTER IOTA WITH DIALYTIKA AND TONOS, GREEK SMALL LETTER IOTA WITH DIALYTIKA AND OXIA
    (0x390, 0x1fd3), # ΐΐ
    # GREEK SMALL LETTER UPSILON WITH DIALYTIKA AND TONOS, GREEK SMALL LETTER UPSILON WITH DIALYTIKA AND OXIA
    (0x3b0, 0x1fe3), # ΰΰ
    # GREEK SMALL LETTER BETA, GREEK BETA SYMBOL
    (0x3b2, 0x3d0), # βϐ
    # GREEK SMALL LETTER EPSILON, GREEK LUNATE EPSILON SYMBOL
    (0x3b5, 0x3f5), # εϵ
    # GREEK SMALL LETTER THETA, GREEK THETA SYMBOL
    (0x3b8, 0x3d1), # θϑ
    # GREEK SMALL LETTER KAPPA, GREEK KAPPA SYMBOL
    (0x3ba, 0x3f0), # κϰ
    # GREEK SMALL LETTER PI, GREEK PI SYMBOL
    (0x3c0, 0x3d6), # πϖ
    # GREEK SMALL LETTER RHO, GREEK RHO SYMBOL
    (0x3c1, 0x3f1), # ρϱ
    # GREEK SMALL LETTER FINAL SIGMA, GREEK SMALL LETTER SIGMA
    (0x3c2, 0x3c3), # ςσ
    # GREEK SMALL LETTER PHI, GREEK PHI SYMBOL
    (0x3c6, 0x3d5), # φϕ
    # LATIN SMALL LETTER S WITH DOT ABOVE, LATIN SMALL LETTER LONG S WITH DOT ABOVE
    (0x1e61, 0x1e9b), # ṡẛ
    # LATIN SMALL LIGATURE LONG S T, LATIN SMALL LIGATURE ST
    (0xfb05, 0xfb06), # ﬅﬆ
)

# Maps the lowercase code to lowercase codes which have the same uppercase.
_ignorecase_fixes = {i: tuple(j for j in t if i != j)
                     for t in _equivalences for i in t}

def _combine_flags(flags, add_flags, del_flags,
                   TYPE_FLAGS=sre_parse.TYPE_FLAGS):
    if add_flags & TYPE_FLAGS:
        flags &= ~TYPE_FLAGS
    return (flags | add_flags) & ~del_flags

def _compile(code, pattern, flags):
    # internal: compile a (sub)pattern
    emit = code.append
    _len = len
    LITERAL_CODES = _LITERAL_CODES
    REPEATING_CODES = _REPEATING_CODES
    SUCCESS_CODES = _SUCCESS_CODES
    ASSERT_CODES = _ASSERT_CODES
    iscased = None
    tolower = None
    fixes = None
    if flags & SRE_FLAG_IGNORECASE and not flags & SRE_FLAG_LOCALE:
        if flags & SRE_FLAG_UNICODE:
            iscased = _sre.unicode_iscased
            tolower = _sre.unicode_tolower
            fixes = _ignorecase_fixes
        else:
            iscased = _sre.ascii_iscased
            tolower = _sre.ascii_tolower
    for op, av in pattern:
        if op in LITERAL_CODES:
            if not flags & SRE_FLAG_IGNORECASE:
                emit(op)
                emit(av)
            elif flags & SRE_FLAG_LOCALE:
                emit(OP_LOCALE_IGNORE[op])
                emit(av)
            elif not iscased(av):
                emit(op)
                emit(av)
            else:
                lo = tolower(av)
                if not fixes:  # ascii
                    emit(OP_IGNORE[op])
                    emit(lo)
                elif lo not in fixes:
                    emit(OP_UNICODE_IGNORE[op])
                    emit(lo)
                else:
                    emit(IN_UNI_IGNORE)
                    skip = _len(code); emit(0)
                    if op is NOT_LITERAL:
                        emit(NEGATE)
                    for k in (lo,) + fixes[lo]:
                        emit(LITERAL)
                        emit(k)
                    emit(FAILURE)
                    code[skip] = _len(code) - skip
        elif op is IN:
            charset, hascased = _optimize_charset(av, iscased, tolower, fixes)
            if flags & SRE_FLAG_IGNORECASE and flags & SRE_FLAG_LOCALE:
                emit(IN_LOC_IGNORE)
            elif not hascased:
                emit(IN)
            elif not fixes:  # ascii
                emit(IN_IGNORE)
            else:
                emit(IN_UNI_IGNORE)
            skip = _len(code); emit(0)
            _compile_charset(charset, flags, code)
            code[skip] = _len(code) - skip
        elif op is ANY:
            if flags & SRE_FLAG_DOTALL:
                emit(ANY_ALL)
            else:
                emit(ANY)
        elif op in REPEATING_CODES:
            if flags & SRE_FLAG_TEMPLATE:
                raise error("internal: unsupported template operator %r" % (op,))
            if _simple(av[2]):
                if op is MAX_REPEAT:
                    emit(REPEAT_ONE)
                else:
                    emit(MIN_REPEAT_ONE)
                skip = _len(code); emit(0)
                emit(av[0])
                emit(av[1])
                _compile(code, av[2], flags)
                emit(SUCCESS)
                code[skip] = _len(code) - skip
            else:
                emit(REPEAT)
                skip = _len(code); emit(0)
                emit(av[0])
                emit(av[1])
                _compile(code, av[2], flags)
                code[skip] = _len(code) - skip
                if op is MAX_REPEAT:
                    emit(MAX_UNTIL)
                else:
                    emit(MIN_UNTIL)
        elif op is SUBPATTERN:
            group, add_flags, del_flags, p = av
            if group:
                emit(MARK)
                emit((group-1)*2)
            # _compile_info(code, p, _combine_flags(flags, add_flags, del_flags))
            _compile(code, p, _combine_flags(flags, add_flags, del_flags))
            if group:
                emit(MARK)
                emit((group-1)*2+1)
        elif op in SUCCESS_CODES:
            emit(op)
        elif op in ASSERT_CODES:
            emit(op)
            skip = _len(code); emit(0)
            if av[0] >= 0:
                emit(0) # look ahead
            else:
                lo, hi = av[1].getwidth()
                if lo != hi:
                    raise error("look-behind requires fixed-width pattern")
                emit(lo) # look behind
            _compile(code, av[1], flags)
            emit(SUCCESS)
            code[skip] = _len(code) - skip
        elif op is CALL:
            emit(op)
            skip = _len(code); emit(0)
            _compile(code, av, flags)
            emit(SUCCESS)
            code[skip] = _len(code) - skip
        elif op is AT:
            emit(op)
            if flags & SRE_FLAG_MULTILINE:
                av = AT_MULTILINE.get(av, av)
            if flags & SRE_FLAG_LOCALE:
                av = AT_LOCALE.get(av, av)
            elif flags & SRE_FLAG_UNICODE:
                av = AT_UNICODE.get(av, av)
            emit(av)
        elif op is BRANCH:
            emit(op)
            tail = []
            tailappend = tail.append
            for av in av[1]:
                skip = _len(code); emit(0)
                # _compile_info(code, av, flags)
                _compile(code, av, flags)
                emit(JUMP)
                tailappend(_len(code)); emit(0)
                code[skip] = _len(code) - skip
            emit(FAILURE) # end of branch
            for tail in tail:
                code[tail] = _len(code) - tail
        elif op is CATEGORY:
            emit(op)
            if flags & SRE_FLAG_LOCALE:
                av = CH_LOCALE[av]
            elif flags & SRE_FLAG_UNICODE:
                av = CH_UNICODE[av]
            emit(av)
        elif op is GROUPREF:
            if not flags & SRE_FLAG_IGNORECASE:
                emit(op)
            elif flags & SRE_FLAG_LOCALE:
                emit(GROUPREF_LOC_IGNORE)
            elif not fixes:  # ascii
                emit(GROUPREF_IGNORE)
            else:
                emit(GROUPREF_UNI_IGNORE)
            emit(av-1)
        elif op is GROUPREF_EXISTS:
            emit(op)
            emit(av[0]-1)
            skipyes = _len(code); emit(0)
            _compile(code, av[1], flags)
            if av[2]:
                emit(JUMP)
                skipno = _len(code); emit(0)
                code[skipyes] = _len(code) - skipyes + 1
                _compile(code, av[2], flags)
                code[skipno] = _len(code) - skipno
            else:
                code[skipyes] = _len(code) - skipyes + 1
        else:
            raise error("internal: unsupported operand type %r" % (op,))

def _compile_charset(charset, flags, code):
    # compile charset subprogram
    emit = code.append
    for op, av in charset:
        emit(op)
        if op is NEGATE:
            pass
        elif op is LITERAL:
            emit(av)
        elif op is RANGE or op is RANGE_UNI_IGNORE:
            emit(av[0])
            emit(av[1])
        elif op is CHARSET:
            code.extend(av)
        elif op is BIGCHARSET:
            code.extend(av)
        elif op is CATEGORY:
            if flags & SRE_FLAG_LOCALE:
                emit(CH_LOCALE[av])
            elif flags & SRE_FLAG_UNICODE:
                emit(CH_UNICODE[av])
            else:
                emit(av)
        else:
            raise error("internal: unsupported set operator %r" % (op,))
    emit(FAILURE)

def _optimize_charset(charset, iscased=None, fixup=None, fixes=None):
    # internal: optimize character set
    out = []
    tail = []
    charmap = bytearray(256)
    hascased = False
    for op, av in charset:
        while True:
            try:
                if op is LITERAL:
                    if fixup:
                        lo = fixup(av)
                        charmap[lo] = 1
                        if fixes and lo in fixes:
                            for k in fixes[lo]:
                                charmap[k] = 1
                        if not hascased and iscased(av):
                            hascased = True
                    else:
                        charmap[av] = 1
                elif op is RANGE:
                    r = range(av[0], av[1]+1)
                    if fixup:
                        if fixes:
                            for i in map(fixup, r):
                                charmap[i] = 1
                                if i in fixes:
                                    for k in fixes[i]:
                                        charmap[k] = 1
                        else:
                            for i in map(fixup, r):
                                charmap[i] = 1
                        if not hascased:
                            hascased = any(map(iscased, r))
                    else:
                        for i in r:
                            charmap[i] = 1
                elif op is NEGATE:
                    out.append((op, av))
                else:
                    tail.append((op, av))
            except IndexError:
                if len(charmap) == 256:
                    # character set contains non-UCS1 character codes
                    charmap += b'\0' * 0xff00
                    continue
                # Character set contains non-BMP character codes.
                if fixup:
                    hascased = True
                    # There are only two ranges of cased non-BMP characters:
                    # 10400-1044F (Deseret) and 118A0-118DF (Warang Citi),
                    # and for both ranges RANGE_UNI_IGNORE works.
                    if op is RANGE:
                        op = RANGE_UNI_IGNORE
                tail.append((op, av))
            break

    # compress character map
    runs = []
    q = 0
    while True:
        p = charmap.find(1, q)
        if p < 0:
            break
        if len(runs) >= 2:
            runs = None
            break
        q = charmap.find(0, p)
        if q < 0:
            runs.append((p, len(charmap)))
            break
        runs.append((p, q))
    if runs is not None:
        # use literal/range
        for p, q in runs:
            if q - p == 1:
                out.append((LITERAL, p))
            else:
                out.append((RANGE, (p, q - 1)))
        out += tail
        # if the case was changed or new representation is more compact
        if hascased or len(out) < len(charset):
            return out, hascased
        # else original character set is good enough
        return charset, hascased

    # use bitmap
    if len(charmap) == 256:
        data = _mk_bitmap(charmap)
        out.append((CHARSET, data))
        out += tail
        return out, hascased

    # To represent a big charset, first a bitmap of all characters in the
    # set is constructed. Then, this bitmap is sliced into chunks of 256
    # characters, duplicate chunks are eliminated, and each chunk is
    # given a number. In the compiled expression, the charset is
    # represented by a 32-bit word sequence, consisting of one word for
    # the number of different chunks, a sequence of 256 bytes (64 words)
    # of chunk numbers indexed by their original chunk position, and a
    # sequence of 256-bit chunks (8 words each).

    # Compression is normally good: in a typical charset, large ranges of
    # Unicode will be either completely excluded (e.g. if only cyrillic
    # letters are to be matched), or completely included (e.g. if large
    # subranges of Kanji match). These ranges will be represented by
    # chunks of all one-bits or all zero-bits.

    # Matching can be also done efficiently: the more significant byte of
    # the Unicode character is an index into the chunk number, and the
    # less significant byte is a bit index in the chunk (just like the
    # CHARSET matching).

    charmap = bytes(charmap) # should be hashable
    comps = {}
    mapping = bytearray(256)
    block = 0
    data = bytearray()
    for i in range(0, 65536, 256):
        chunk = charmap[i: i + 256]
        if chunk in comps:
            mapping[i // 256] = comps[chunk]
        else:
            mapping[i // 256] = comps[chunk] = block
            block += 1
            data += chunk
    data = _mk_bitmap(data)
    data[0:0] = [block] + _bytes_to_codes(mapping)
    out.append((BIGCHARSET, data))
    out += tail
    return out, hascased

_CODEBITS = _sre.CODESIZE * 8
MAXCODE = (1 << _CODEBITS) - 1
_BITS_TRANS = b'0' + b'1' * 255
def _mk_bitmap(bits, _CODEBITS=_CODEBITS, _int=int):
    s = bits.translate(_BITS_TRANS)[::-1]
    return [_int(s[i - _CODEBITS: i], 2)
            for i in range(len(s), 0, -_CODEBITS)]

def _bytes_to_codes(b):
    # Convert block indices to word array
    a = memoryview(b).cast('I')
    assert a.itemsize == _sre.CODESIZE
    assert len(a) * a.itemsize == len(b)
    return a.tolist()

def _simple(p):
    # check if this subpattern is a "simple" operator
    if len(p) != 1:
        return False
    op, av = p[0]
    if op is SUBPATTERN:
        return av[0] is None and _simple(av[-1])
    return op in _UNIT_CODES

def _generate_overlap_table(prefix):
    """
    Generate an overlap table for the following prefix.
    An overlap table is a table of the same size as the prefix which
    informs about the potential self-overlap for each index in the prefix:
    - if overlap[i] == 0, prefix[i:] can't overlap prefix[0:...]
    - if overlap[i] == k with 0 < k <= i, prefix[i-k+1:i+1] overlaps with
      prefix[0:k]
    """
    table = [0] * len(prefix)
    for i in range(1, len(prefix)):
        idx = table[i - 1]
        while prefix[i] != prefix[idx]:
            if idx == 0:
                table[i] = 0
                break
            idx = table[idx - 1]
        else:
            table[i] = idx + 1
    return table

def _get_iscased(flags):
    if not flags & SRE_FLAG_IGNORECASE:
        return None
    elif flags & SRE_FLAG_UNICODE:
        return _sre.unicode_iscased
    else:
        return _sre.ascii_iscased

def _get_literal_prefix(pattern, flags):
    # look for literal prefix
    prefix = []
    prefixappend = prefix.append
    prefix_skip = None
    iscased = _get_iscased(flags)
    for op, av in pattern.data:
        if op is LITERAL:
            if iscased and iscased(av):
                break
            prefixappend(av)
        elif op is SUBPATTERN:
            group, add_flags, del_flags, p = av
            flags1 = _combine_flags(flags, add_flags, del_flags)
            if flags1 & SRE_FLAG_IGNORECASE and flags1 & SRE_FLAG_LOCALE:
                break
            prefix1, prefix_skip1, got_all = _get_literal_prefix(p, flags1)
            if prefix_skip is None:
                if group is not None:
                    prefix_skip = len(prefix)
                elif prefix_skip1 is not None:
                    prefix_skip = len(prefix) + prefix_skip1
            prefix.extend(prefix1)
            if not got_all:
                break
        else:
            break
    else:
        return prefix, prefix_skip, True
    return prefix, prefix_skip, False

def _get_charset_prefix(pattern, flags):
    while True:
        if not pattern.data:
            return None
        op, av = pattern.data[0]
        if op is not SUBPATTERN:
            break
        group, add_flags, del_flags, pattern = av
        flags = _combine_flags(flags, add_flags, del_flags)
        if flags & SRE_FLAG_IGNORECASE and flags & SRE_FLAG_LOCALE:
            return None

    iscased = _get_iscased(flags)
    if op is LITERAL:
        if iscased and iscased(av):
            return None
        return [(op, av)]
    elif op is BRANCH:
        charset = []
        charsetappend = charset.append
        for p in av[1]:
            if not p:
                return None
            op, av = p[0]
            if op is LITERAL and not (iscased and iscased(av)):
                charsetappend((op, av))
            else:
                return None
        return charset
    elif op is IN:
        charset = av
        if iscased:
            for op, av in charset:
                if op is LITERAL:
                    if iscased(av):
                        return None
                elif op is RANGE:
                    if av[1] > 0xffff:
                        return None
                    if any(map(iscased, range(av[0], av[1]+1))):
                        return None
        return charset
    return None

def _compile_info(code, pattern, flags):
    # internal: compile an info block.  in the current version,
    # this contains min/max pattern width, and an optional literal
    # prefix or a character map
    lo, hi = pattern.getwidth()
    if hi > MAXCODE:
        hi = MAXCODE
    if lo == 0:
        code.extend([INFO, 4, 0, lo, hi])
        return
    # look for a literal prefix
    prefix = []
    prefix_skip = 0
    charset = [] # not used
    if not (flags & SRE_FLAG_IGNORECASE and flags & SRE_FLAG_LOCALE):
        # look for literal prefix
        prefix, prefix_skip, got_all = _get_literal_prefix(pattern, flags)
        # if no prefix, look for charset prefix
        if not prefix:
            charset = _get_charset_prefix(pattern, flags)
##     if prefix:
##         print("*** PREFIX", prefix, prefix_skip)
##     if charset:
##         print("*** CHARSET", charset)
    # add an info block
    emit = code.append
    emit(INFO)
    skip = len(code); emit(0)
    # literal flag
    mask = 0
    if prefix:
        mask = SRE_INFO_PREFIX
        if prefix_skip is None and got_all:
            mask = mask | SRE_INFO_LITERAL
    elif charset:
        mask = mask | SRE_INFO_CHARSET
    emit(mask)
    # pattern length
    if lo < MAXCODE:
        emit(lo)
    else:
        emit(MAXCODE)
        prefix = prefix[:MAXCODE]
    emit(min(hi, MAXCODE))
    # add literal prefix
    if prefix:
        emit(len(prefix)) # length
        if prefix_skip is None:
            prefix_skip =  len(prefix)
        emit(prefix_skip) # skip
        code.extend(prefix)
        # generate overlap table
        code.extend(_generate_overlap_table(prefix))
    elif charset:
        charset, hascased = _optimize_charset(charset)
        assert not hascased
        _compile_charset(charset, flags, code)
    code[skip] = len(code) - skip

def isstring(obj):
    return isinstance(obj, (str, bytes))

def _code(p, flags):

    flags = p.state.flags | flags
    code = []

    # compile info block
    _compile_info(code, p, flags)

    # compile the pattern
    _compile(code, p.data, flags)

    code.append(SUCCESS)

    return code

def _hex_code(code):
    return '[%s]' % ', '.join('%#0*x' % (_sre.CODESIZE*2+2, x) for x in code)

def dis(code):
    import sys

    labels = set()
    level = 0
    offset_width = len(str(len(code) - 1))

    def dis_(start, end):
        def print_(*args, to=None):
            if to is not None:
                labels.add(to)
                args += ('(to %d)' % (to,),)
            print('%*d%s ' % (offset_width, start, ':' if start in labels else '.'),
                  end='  '*(level-1))
            print(*args)

        def print_2(*args):
            print(end=' '*(offset_width + 2*level))
            print(*args)

        nonlocal level
        level += 1
        i = start
        while i < end:
            start = i
            op = code[i]
            i += 1
            op = OPCODES[op]
            if op in (SUCCESS, FAILURE, ANY, ANY_ALL,
                      MAX_UNTIL, MIN_UNTIL, NEGATE):
                print_(op)
            elif op in (LITERAL, NOT_LITERAL,
                        LITERAL_IGNORE, NOT_LITERAL_IGNORE,
                        LITERAL_UNI_IGNORE, NOT_LITERAL_UNI_IGNORE,
                        LITERAL_LOC_IGNORE, NOT_LITERAL_LOC_IGNORE):
                arg = code[i]
                i += 1
                print_(op, '%#02x (%r)' % (arg, chr(arg)))
            elif op is AT:
                arg = code[i]
                i += 1
                arg = str(ATCODES[arg])
                assert arg[:3] == 'AT_'
                print_(op, arg[3:])
            elif op is CATEGORY:
                arg = code[i]
                i += 1
                arg = str(CHCODES[arg])
                assert arg[:9] == 'CATEGORY_'
                print_(op, arg[9:])
            elif op in (IN, IN_IGNORE, IN_UNI_IGNORE, IN_LOC_IGNORE):
                skip = code[i]
                print_(op, skip, to=i+skip)
                dis_(i+1, i+skip)
                i += skip
            elif op in (RANGE, RANGE_UNI_IGNORE):
                lo, hi = code[i: i+2]
                i += 2
                print_(op, '%#02x %#02x (%r-%r)' % (lo, hi, chr(lo), chr(hi)))
            elif op is CHARSET:
                print_(op, _hex_code(code[i: i + 256//_CODEBITS]))
                i += 256//_CODEBITS
            elif op is BIGCHARSET:
                arg = code[i]
                i += 1
                mapping = list(b''.join(x.to_bytes(_sre.CODESIZE, sys.byteorder)
                                        for x in code[i: i + 256//_sre.CODESIZE]))
                print_(op, arg, mapping)
                i += 256//_sre.CODESIZE
                level += 1
                for j in range(arg):
                    print_2(_hex_code(code[i: i + 256//_CODEBITS]))
                    i += 256//_CODEBITS
                level -= 1
            elif op in (MARK, GROUPREF, GROUPREF_IGNORE, GROUPREF_UNI_IGNORE,
                        GROUPREF_LOC_IGNORE):
                arg = code[i]
                i += 1
                print_(op, arg)
            elif op is JUMP:
                skip = code[i]
                print_(op, skip, to=i+skip)
                i += 1
            elif op is BRANCH:
                skip = code[i]
                print_(op, skip, to=i+skip)
                while skip:
                    dis_(i+1, i+skip)
                    i += skip
                    start = i
                    skip = code[i]
                    if skip:
                        print_('branch', skip, to=i+skip)
                    else:
                        print_(FAILURE)
                i += 1
            elif op in (REPEAT, REPEAT_ONE, MIN_REPEAT_ONE):
                skip, min, max = code[i: i+3]
                if max == MAXREPEAT:
                    max = 'MAXREPEAT'
                print_(op, skip, min, max, to=i+skip)
                dis_(i+3, i+skip)
                i += skip
            elif op is GROUPREF_EXISTS:
                arg, skip = code[i: i+2]
                print_(op, arg, skip, to=i+skip)
                i += 2
            elif op in (ASSERT, ASSERT_NOT):
                skip, arg = code[i: i+2]
                print_(op, skip, arg, to=i+skip)
                dis_(i+2, i+skip)
                i += skip
            elif op is INFO:
                skip, flags, min, max = code[i: i+4]
                if max == MAXREPEAT:
                    max = 'MAXREPEAT'
                print_(op, skip, bin(flags), min, max, to=i+skip)
                start = i+4
                if flags & SRE_INFO_PREFIX:
                    prefix_len, prefix_skip = code[i+4: i+6]
                    print_2('  prefix_skip', prefix_skip)
                    start = i + 6
                    prefix = code[start: start+prefix_len]
                    print_2('  prefix',
                            '[%s]' % ', '.join('%#02x' % x for x in prefix),
                            '(%r)' % ''.join(map(chr, prefix)))
                    start += prefix_len
                    print_2('  overlap', code[start: start+prefix_len])
                    start += prefix_len
                if flags & SRE_INFO_CHARSET:
                    level += 1
                    print_2('in')
                    dis_(start, i+skip)
                    level -= 1
                i += skip
            else:
                raise ValueError(op)

        level -= 1

    dis_(0, len(code))


def compile(p, flags=0):
    # internal: convert pattern list to internal format

    if isstring(p):
        pattern = p
        p = sre_parse.parse(p, flags)
    else:
        pattern = None

    code = _code(p, flags)

    if flags & SRE_FLAG_DEBUG:
        print()
        dis(code)

    # map in either direction
    groupindex = p.state.groupdict
    indexgroup = [None] * p.state.groups
    for k, i in groupindex.items():
        indexgroup[i] = k

    return _sre.compile(
        pattern, flags | p.state.flags, code,
        p.state.groups-1,
        groupindex, tuple(indexgroup)
        )

��b IDATx��ytVս��ϓ22 �A@�IR��:�h�CiZ[�v��*E��:�W��ũZA� ^d��QeQ ��@ !��j�Z�'�>g�s��V��仿$�|?g�)&x-E�IE�N�T ��;@x�T.i��%-��X��}S�v�S�5�.��r/UHz^�_$-��W"�w��)�Ɗ�/@Z �&IoX��P�$K��}��JzX��:�;`�� &�, ��ŋu�i��,�e��6��m��X� Ե��rKb1�ԗ��)D�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�AD�A�݀!��I*��]R;I�2$eZ#OR��Z��Sr��r�6m��teff�u��*((P��u�'��v{��DIߔ4^�pI��m�'77WEEE;v�Ǝ��4�-��$]'�RI��{��\�I�&�G�� :I��HJ�� DWBB��=�\��W�R�޽m� o$K�(�V9��ABB�.��}��jѢ��v�`^?IO�ȅ}ڶm�G}T#F��J`�5�6��$-��ھ}�F��I�&��v;0(h;��Б�3�8CӧOWf��!�;A i:��F_m��9s&�|�q%=�#��w��Z�p�rrrl�a A� &��P\\��СC�[A#!� �{��o��l��F�} `��E2��}��M��K/��vV��)i��{4Bff�V�\��|ۭX�`��b�@��k��ɶ�@��%i��$K�z��5z�h�mX�[�I�XZ`� '��b%$��r�5��M��4�º��/�l� ԃ��ߖ�xhʔ)�[@=�} K�6IM}^��5k��㏷݆��z ��Η�ÿO��:gdG��B�m��y�T/��@+��Vɶ�纽z񕏵l�.��y�޴i�t뭷zV��0[�Y^>�Ws�qs}�\/�@$�(�T7�f��.��I�nݺi��R$푔n��.�~?H))\Z�RW'M�o�~v� Ov6o��ԃ��x��z��!�S,&�xm/�y�ɞԟ?�'ua��S�ѽ��b�,8�Gל�K��b��o�i�&��3t7Y,��)JJ��c[�n��z��ӳ�d�E��&K�sZ�Lӄ��I?@��&�%ӟ�۶mSMM�њ0��i�ؐSZ�,�|J+��N�� ~�,��0A0!5%Q-��YQQa��3}$_vV��r�f9f?S8`��zD�AD�AD�AD�AD�AD�AD�AD�AD�A�d��q�P��,ت��m��M��mg��1V?�r�S��I꒟��]�u|�l ��R��CyE�f�٢9�j��URb�zt�Ѱ!m5~tG��j�2�D��h�G�*�{H9�)꒟��ר3:(+3\?�/;TU��ݭ��ʴ~S�6lڧ��U��J*�i�$�d�(#=Yݺd�{�,�p|3��B))��q�:��vN0Y.�jk��ק6��;�SɶVzHJJЀ�-u��tѹ�սk��>�QUU��\��޲��~]fF�n��K?��&��ߡ��5��b��=z9�)��^�|u_�k�-[��y%Z��NU6 ��7M�i��:�]ۦt�k��[�n� ��X��(�e6B�b�.��"�8�cۭ|��~�t�e��u��u��w�|��ή��I-5�"��~��U��k��;��Zi�cE�m��N/��:�]�M��> cQ�^�ui�ƞ��??Ң��p�c#TUU�3�U��a��k��Nw�A`��:��Y_V��-8.KKf�R��itv�޲* 9S�6ֿ��j�,Ճ��NOMߤ��]��z�^��f��O�h��|��<�>@Å5��_��/I��u?{S��Y��4h�K��/2��]��4�%i��t�5��q�]�G�G��e�2�%i�R��| ��W��&f�*^]�??��vq[��Lg��E��_��3f}��F�xu~��}q��d�-��ږF�xu~I N>\��;��͗��O��֊�:�̗��W��J@Bh�W=��y��|��Ggwܷ�H�_NY��?��)T��d��i�'?��խw�h�lm�Qi� �!SUU��sw4kӺ�e4rf��x�u�-[n�Ht��MFj}�H�_��u�~w�>)�o�V}�(�T'��e��bʒ�v��3_�[+v�n@Ȭ\S�}��o��t��}w��=��k�H��F�n�xg��S�� 0eޢm~�l��}��u��q��Z�f��F��oZuu��E��g� ��`z�t~?b�;t�%�>��WTkķ�h��[�2e�G8L��IW�x��,��^\thr�l��^��Ϊ��{��=�ǆ��<}�q��V�@ ��⠨��W��y^��L��F_��>�0��U�k��D�u�ʫu��Cs$)I��v��:�IK��;6ֲ�4{^��6��ե��m+l��3>�݆��uM �9��u��?>�Z��c��}g�~q��h��Kw��ڭ��eFMM�~p�М�uq�ǿz��6T��b@8��@Y�|��jx��]�(^]�gf�}�M�"tG ��-w��.@�vOqh~/�HII��`��S�[l��.��6�nØXL��9�v�U�cOo��B�\�x�o��Ǥ�'�T�&I��Ǎ�Qw��_w�p�v��[�k�m��O�{�w�~�>�#=P1P�ɞ�a�-w��e�:i�Ǐl��H��o�׈��꒟�f9��SzH�?��+s�h�k%F��s:��q��Vh�qY��`��j�vO�'ρ?PyX3�lх��]�˾u��V�{��ݞ]1��,�M�z�YN�W~̈́�joY�n��}��ȚF߾׮mS]��F�� z�+�E��D�xm/��d{�F��{-�W��-�4w�Y��듏:�?��?��_�g�P�f� ^3��e��cg ��ҵs��8R��2�מ�z�@T��A��N��Gj�)��}CNi��/�R~��}��c:5�{��!��Z�HӋӾ��6}T�]��G�]�7W�6^��n �9*,��Y��qOZj��:P?�Q�� DF��L�|��?��-�^��.��Ɵ�7��}f�F�h׶��xe��2P�s��c��z�1��&5\cn��[�=�V��n[��ĶE鎀uˌ��d3G�II ��k�;�l�NmشOuuRVf��BE��]ۣ�eӶu :��X�-[��(��e��r�4��~��LH�i�6:��Ѻ@ԅ��r��ST�0��trk%$Č��0ez��"� *��z�"��T�/X9|8��.��C5F�eg}��C�Q%�͞�ˣ��JvL��/��?�j�^��h��&�9x�F��`�њ�Z��(��&�y��F��&Iݻf�g��#��W��;�3^�{Wo^4�'v�V[[�K'��;+��m��Ӎִ�]AC@��W?1^{�එyh��+^]��f��m��~�i��Ե�]AB@��WTk�̏t��uR�?�l�.O�IH�i�Yy�Զ�]A�ˀ7c��:��q}ힽ��a�f�6��Z~�қm(��+sK4{^�6}T��*UUu�]��n��.��:kx{�:��2�� _m��=�sA�ߤ�U��@?��Z��-V�ކ�е��z왍��Nэ��{|5� pڶn��b� �p-@��sPg]0G7�fy��-��M�{GCF��'%�{�4`��=�$-�Ge\��eU:m�+Z�t�'�W��jO�!O�AF@��i�k&t�݆��ϥ_�� e��}��=]"��Wz��_��.��͜�E3�l�e�W��F�i��h|t��-w��Z��ۍ��-�u��w=�6�YN��{��6|��}��|��*={��Ѽ��n.�S�.��z��1z��j�ۻT��H]��흾� �D�u��D��v��mv��K��.`V]yY�~s�I��@��t?/��ϓ.� ��m�&�["�+��P��?M��z�ovV��ЫG3�-�G��RR��[(!!\�_��,��^��%?�v@��ҵ�ő�� m��`�Y)�te�m8��G��Mx.))A�]Y��i`�V��i��W�`�?�^��~!�S#��^+�ѽ��GZj��?V�ģ�0.))A�꨷��l�z�L�*��]��O��X�r��Y�`DBBL�Oj��{��-M�H'�ii�-ϰ��ok�7^�� )쭡�b��]�UX��S�ְ�mռY��|5��*��c�ֽk��0B��7镹%ڽ��P#8n�Ȏ��q}mJr�23��_>��l��E�5��$i��wu��i�+ ��H�~�F`��IjƵ@�q �\ �@#qG�0"��.�0"� l��`��.�0!� ,�AQ�HN6�q��z�k��KJ�#��o;`X�v2��>,tێJ��J��7Z/*��A��.@f�ف�jM��zk��g��@TvZ�H3Z�xu�6Ra��'%��O��?/d�Q��5�x��Yk��U]��R�ֽk�ق@��Da�S^�RS�ּ�5��|��B��e��HNN�͘p �Hvc�Y�c��C5:��y �#��`�οb��;z��2��.��!��k��r��}g��U��Wk��yZ��n�=�f�� Pv��sn��3�p��~�;4p�˚=�ē~�Nm�I] ��¾0lH[��_��L��h�sh��_��ғߤ��c_њ�e��c�)��g�7��V�IZ��5��yr�gk̞W��#��IjӪ�v�>��՞��y睝��M�8�[�|�]��\�շ��8�M��6�%�|@P��Z��ڨ�I-m��>=�k��=�'a��iRo�-x�?>Q��.��}`�Ȏ:�Ws�mu� �u�� > �.@,&��;+!!�˱�tﭧD��Q�w��RW\��vF\~Q7�>�s�p�Y�w$��%A~�;~}��6��¾��g�&if_��=��j�,�v+�U��L�1(tW��a��ke��:@Ș>�j�$�Gq�2�t7S?�vL��|��]u�/�� .�(�0�E��6M��k�6�h��iۺ��z�ښ��O��r��i�f�ޱ�xm/��G�x>�� La�l%%��~�{��l�Bs��R4�*��}{�0Z/��t��N�I��ɚ��p�V^#�L�f�:u@k#�RSu�� =��S^��Zy��uR/��.@n�&��΃z~��B=��0eg뺆��#,��Þ�[�B/?�H� uUf�7�y ��W��y}Bw��eg��ל`��Wh�(|��|��`l`.�;�Ws��?��V�@"��c:i�ɍ��L֯��PG�v�6z�c�tM��̠��'��:w��uW��;d��=�;E�v�e��D��}��9�J@B(��0�iհ�b�v�P�1{�\P��&��G�7��D��޴I��y��_��$-Q�jm�~Yrr�&]�C��Dv%b�h|�Yz�n�i_�R;�k��g�}n��JOII��w��yuL}{�Ќǋ�}�:+3Y�?:��W��J/N+Rz��d=�h��b��;d��j͒su��ݔ��@NKMԄ�j��qz��C��5@��y°�h��L��m;*5�ezᕏ��=�ep�� X��L�n?�מ:��r�`��۵�tŤ�Z�|�1�v`�V�뽧��_c��s�ج'�ߤ%o�Tuum�k%%%h�)�u�y]��N�k��[�n� ��'b�2� �l�.=��͜�E%��gf$��[c;�s:�V-�͞W��ߤW�h��-��j�7��]4��=��F-X�]�>��Z�LS�i��[�Y��*�W��e;��Z�a��n(ӇW|e(HNNP��5[= r4tP �&0�<��p�c#��`�v�TNV GFq��v�T�i�*��Ty�a�m�$��ߏWyE�*�V��JKMTfF�w��>'��$-�ؽ�.Ho��.��8��c��"@D�AD�AD�AD�AD�AD�AD�AD�AD�A~�j��*֘,N;Pi�3599�h=��g�o�ضL�g��i��J�5��փy~�}&��Z��d9p֚ e:|��h��L��`��`��b/��d9p�?�fgg+%%�hM��gXo��s�ج��, Ω��Ol0Z��h=x��d��j��L��m��h��ݻ�o��O�[�g_�l�,8a��]�٭+��ӧ��0��$��I�]��c��]:粹:Te��ꢢ"�5a^��K�g�h,&��=��=��՟^��߶�ߢE�ܹS �J}��I%�:8 �IDAT~,�9/ʃPW'M�o�}z��N�ƍ쨓z�Pb��NZ�~�^z�=4m��s��w��g;5�� Y�~��S�VM��RXUյڱ�R��f��?��s�:w �;6�H:�º��i��5��-�maM��&O��3;1I�K�eam�Z�h�͛7+##�v+�c ~u�~ca]�Gn��F'��ټL~��PPP��b��n� v�o��C�4R,ӟ��gg��%�hq}@#M�4IÇ�� O�y^�x�M��Z�x�� )� �yOw@H�k�N˖-Sǎm�b]X@n��+i��͖��!++K3g�d��\�$m�t�$^��Y�f��J��\8PR��F�)77W��א!Cl��$i��:�@@��_o��G�� I{$��#� ��8磌��ŋ9�1A��(�I�m7��֭��>}�ߴ�J�q�7ޗt��^� -[��ԩS�j�*��}��%]&�'� -��ɓ'�ꫯVzz��vB#�;a �7@G��xI��{��j޼�ƌ��.�LÇWBB�7��`O��"I�$/�@R�@eee��@�۷��>}�0��,ɒ2$53Xs��|c��S~��rpTYYY��} kH�c�%��&k��.]��, @��AD�AD�AD�AD�AD�AD�AD�AD�A��@�l��T��<%''�*��L�o�^={��رc5h� %$+CnܸQ3f��ҥK�}�vUVV��s�9G� R,�_{�x��ˇ��3��o߾��;TTTd�}��馛��]uuuG��~��i�ԩ��@4��b��n��v�m�vfϞ�/�Peeeq}}za I~,�誫��{UWW뮻��}��_~Y�ƍSMMM��Yχ֝w��aw\�ď�cxꩧt�E��ƍկ_?�۷��5��@�u�?�1�k�N�ׯWzz�/�w�y�>}z�j��3�� k�(�ٺu��q_�Z�v�f̘��:~�AB�Q&�r��|��!��%K��ҥK��g��Ԟ={<_��X-�z� !��C�y�FUU��z~�AB�QIIIjݺ��W�$UXX��D��ٳ��Z~�AB�Q�ƍ�e��c��W�$<(~<�RSS�v�Zu��jjjԧO�Z��Qu��@4� 8��m�&&&j�ԩ��g�$�ď��1h� ͟?_��{�768��@��g �=@�`)))��5o��6m��3��)��ѣ�ƌ��J�;w��ҿUTT��/��K��ZR�{~a=@��0o�<��*狔��i�F��ɶ[�ˎ;T]]��OX@��?��K�.�ۈ�xN ��pppppppppppppppppP��fl߾],�{ｧ��k۶mڿ��o�5B��TӦMӴiӴ|�r�� DB��2e�|�A��n!D��y�'t��k�Ν�[A� $***t�5��'�� "�!�駟��o�a�Dn�Ν:t�֭[g�D��ШQ��0�6q�D��;��@ ��x� M�6�v�(Pii��z�m��Z�4e��w��"@��̴i�x��f��[��~-F�ٱc��&I�Z�2�|��n��!�?$@��{�[��H�T��ɏ�#��@�h��Ȏ��I#�_�m�(F��/6Z3��z��'�\r�,��r��!��;��w2Z3j��=~�G��Y��7��"I�$��i�I.�p��_"��?�p��N`�y��DD��?: ��_�� G�ÿa��b�7J��!B��x@�0�� B��o ��c��G��@`1��C��[@�0��G ��@`0��C��_�u�V1�� a��CX��>�W�` |��`!<��S�`"<��.��`#�c�`�?c��A��C4 �?��c�� p#��~@�0��?:��0��8&��_��M�Q1��J�h#��?��/`��7��;I��q7�aw�Q��A�1Hp ��!�#��<8��/#@�1��U�l7��=�S�=��K.�4Z�?E��_$i��@��!�1�!E4�?��`��P_� ��@��Bă�1��0�#��:��"��a��U�,�x�b��F��Y1� ��[��n|��n� ��#'��v�E��H:`�x��b� ��#��v��D��4��Y ��h��i.i��&��E�Ζ��v#��O� H��4�I�Ŷ��}�:I�k�h��@t��ZR��F��#��(�tXҙ��zZ �?��I��3l7q��@õ��|ۍ�1,G��p�u��Y� ��Ꮿ@h��J��v#�x��xk$ ��v#�9��5��}��_��$��c �S�#��=+��"K�{F��*m7�`#��%�H:NRS�p�6I?��sIՖ{Ap��$I$I:QR��v�2$�Z�@�UJ*��$�]<��F��O4IEND�B`�