regex.py 648 B

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  1. import re
  2. # Regular expression for recognizing HEXEWKB and WKT. A prophylactic measure
  3. # to prevent potentially malicious input from reaching the underlying C
  4. # library. Not a substitute for good Web security programming practices.
  5. hex_regex = re.compile(r'^[0-9A-F]+$', re.I)
  6. wkt_regex = re.compile(r'^(SRID=(?P<srid>\-?\d+);)?'
  7. r'(?P<wkt>'
  8. r'(?P<type>POINT|LINESTRING|LINEARRING|POLYGON|MULTIPOINT|MULTILINESTRING|MULTIPOLYGON|GEOMETRYCOLLECTION)'
  9. r'[ACEGIMLONPSRUTYZ\d,\.\-\(\) ]+)$',
  10. re.I)
  11. json_regex = re.compile(r'^(\s+)?\{.*}(\s+)?$', re.DOTALL)