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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 create_bucket(self, bucket_name, headers=None, location=Location.DEFAULT, policy=None):
 """ Creates a new located bucket. By default it's in the USA. You can pass Location.EU to create an European bucket. :type bucket_name: string :param bucket_name: The name of the new bucket :type headers: dict :param headers: Additional headers to pass along with the request to AWS. :type location: :class:`boto.s3.connection.Location` :param location: The location of the new bucket :type policy: :class:`boto.s3.acl.CannedACLStrings` :param policy: A canned ACL policy that will be applied to the new key in S3. """

        check_lowercase_bucketname(bucket_name)

        if policy:
            if headers:
                headers[self.provider.acl_header] = policy
            else:
                headers = {self.provider.acl_header : policy}
        if location == Location.DEFAULT:
            data = ''
        else:
            data = '<CreateBucketConstraint><LocationConstraint>' + \
                    location + '</LocationConstraint></CreateBucketConstraint>'
        response = self.make_request('PUT', bucket_name, headers=headers,
                data=data)
        body = response.read()
        if response.status == 409:
            raise self.provider.storage_create_error(
                response.status, response.reason, body)
        if response.status == 200:
            return self.bucket_class(self, bucket_name)
        else:
            raise self.provider.storage_response_error(
                response.status, response.reason, body)