human
Complete the below
def length_conditional_mangler(length, mangler):

    ''''a key mangler that mangles if the length of the key is
    past a certain threshold.'
    '''

=====
Write me a the Python code you requested?
assistant
#Here is the Python code you requested.
    def mangle(key):
        if (len(key) >= length):
            return mangler(key)
        else:
            return key
    return mangle