<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">import re

from django.utils.regex_helper import _lazy_re_compile

# Regular expression for recognizing HEXEWKB and WKT.  A prophylactic measure
# to prevent potentially malicious input from reaching the underlying C
# library. Not a substitute for good web security programming practices.
hex_regex = _lazy_re_compile(r"^[0-9A-F]+$", re.I)
wkt_regex = _lazy_re_compile(
    r"^(SRID=(?P&lt;srid&gt;\-?[0-9]+);)?"
    r"(?P&lt;wkt&gt;"
    r"(?P&lt;type&gt;POINT|LINESTRING|LINEARRING|POLYGON|MULTIPOINT|"
    r"MULTILINESTRING|MULTIPOLYGON|GEOMETRYCOLLECTION)"
    r"[ACEGIMLONPSRUTYZ0-9,\.\-\+\(\) ]+)$",
    re.I,
)
json_regex = _lazy_re_compile(r"^(\s+)?\{.*}(\s+)?$", re.DOTALL)
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