1  #!/usr/bin/env python3
       2  
       3  """
       4  For each argument on the command line, look for it in the set of all Unicode
       5  names.  Arguments are treated as case-insensitive regular expressions, e.g.:
       6  
       7      % find-uname 'small letter a$' 'horizontal line'
       8      *** small letter a$ matches ***
       9      LATIN SMALL LETTER A (97)
      10      COMBINING LATIN SMALL LETTER A (867)
      11      CYRILLIC SMALL LETTER A (1072)
      12      PARENTHESIZED LATIN SMALL LETTER A (9372)
      13      CIRCLED LATIN SMALL LETTER A (9424)
      14      FULLWIDTH LATIN SMALL LETTER A (65345)
      15      *** horizontal line matches ***
      16      HORIZONTAL LINE EXTENSION (9135)
      17  """
      18  
      19  import unicodedata
      20  import sys
      21  import re
      22  
      23  def main(args):
      24      unicode_names = []
      25      for ix in range(sys.maxunicode+1):
      26          try:
      27              unicode_names.append((ix, unicodedata.name(chr(ix))))
      28          except ValueError: # no name for the character
      29              pass
      30      for arg in args:
      31          pat = re.compile(arg, re.I)
      32          matches = [(y,x) for (x,y) in unicode_names
      33                     if pat.search(y) is not None]
      34          if matches:
      35              print("***", arg, "matches", "***")
      36              for match in matches:
      37                  print("%s (%d)" % match)
      38  
      39  if __name__ == "__main__":
      40      main(sys.argv[1:])