parameters: (c)
return_statement: return '0' <= c <= '9' or 'a' <= c <= 'f' or 'A' <= c <= 'F'
docstring: Return true if the character 'c' is a hexadecimal digit.
docstring_summary: Return true if the character 'c' is a hexadecimal digit.
docstring_tokens: Return true if the character c is a hexadecimal digit .
function: def ishex(c):
      """Return true if the character 'c' is a hexadecimal digit."""
      return '0' <= c <= '9' or 'a' <= c <= 'f' or 'A' <= c <= 'F'
function_tokens: def ishex ( c ) : return '0' <= c <= '9' or 'a' <= c <= 'f' or 'A' <= c <= 'F'