how to use kwargs

kwargs.py

"""
You can attach **kwargs as a param to any function, it will allow passing aritrary key=value pairs to the function as parameters.
Its up to you to intercept the kwarg in your receiving function to make use of it, or else it's just ignored
"""

def no_kw_function(id=None, price_over=None, length=None, width=None):
    print(id)
    print(price_over)
    print(length)
    print(width)

def kw_function(**kwargs):  # you can pass it anything, not strictly defined
    print(kwargs)
    length_param = kwargs.get('length', None)  # check if length came in as a kwarg, default to None
    print('length_param: %s' % length_param)
    
def fire_test1():
    return no_kw_function(price_over=1)

def fire_test2():
    kw_function(price_over=1, length=10, jarjar='binx', foo='bar')