curr.py

def gen_cur(func, minArgs = None):
    """ Generates a 'curried' version of a function. """
    def g(*myArgs, **myKwArgs):
        def f(*args, **kwArgs):
            if args or kwArgs:                  # some more args!
                # Allocates data to assign to the next 'f'.
                newArgs = myArgs + args
                newKwArgs = dict.copy(myKwArgs)

                # Adds/updates keyword arguments.
                newKwArgs.update(kwArgs)
 
                # Checks whether it's time to evaluate func.
                if minArgs is not None and minArgs <= len(newArgs) + len(newKwArgs):
                    return func(*newArgs, **newKwArgs)  # time to evaluate func
                else:
                    return g(*newArgs, **newKwArgs)     # returns a new 'f'
            else:                               # the evaluation was forced
                return func(*myArgs, **myKwArgs)
        return f
    return g