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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 _post(url, headers, body, retries=3, timeout=3.0):
 """Try 3 times to request the content. :param headers: The HTTP headers :type headers: dict :param body: The body of the HTTP post :type body: str :param retries: The number of times to retry before giving up :type retries: int :param timeout: The time to wait for the post to complete, before timing out :type timeout: float """

    retry = 0
    out = None
    while out is None:
        try:
            out = requests.post(url, headers=headers, data=body,
                                timeout=timeout)
        # Due to a bug in requests, the post command will sometimes fail to
        # properly wrap a socket.timeout exception in requests own exception.
        # See https://github.com/kennethreitz/requests/issues/2045
        # Until this is fixed, we need to catch both types of exceptions
        except (requests.exceptions.Timeout, socket.timeout) as exception:
            retry += 1
            if retry == retries:
                # pylint: disable=maybe-no-member
                raise requests.exceptions.Timeout(exception.message)
    return out