parameters: (choices, prefix="", suffix="")
return_statement: return "|".join(prefix+re.escape(c)+suffix for c in choices.split())
docstring: Create a regex from a space-separated list of literal `choices`.
  
      If provided, `prefix` and `suffix` will be attached to each choice
      individually.
docstring_summary: Create a regex from a space-separated list of literal `choices`.
docstring_tokens: Create a regex from a space - separated list of literal choices .
function: def literals(choices, prefix="", suffix=""):
      """Create a regex from a space-separated list of literal `choices`.
  
      If provided, `prefix` and `suffix` will be attached to each choice
      individually.
  
      """
      return "|".join(prefix+re.escape(c)+suffix for c in choices.split())
function_tokens: def literals ( choices , prefix = "" , suffix = "" ) : return "|" . join ( prefix + re . escape ( c ) + suffix for c in choices . split ( ) )