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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def random_string(length=6):
 """Create a random 6 character string. note: in case you use this function in a test during test together with an awsclient then this function is altered so you get reproducible results that will work with your recorded placebo json files (see helpers_aws.py). """

    return ''.join([random.choice(string.ascii_lowercase) for i in range(length)])