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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 mounts(prefix, __mounts):
 """ Compute the mountpoints of the current user. Args: prefix: Define where the job was running if it ran on a cluster. mounts: All mounts the user currently uses in his file system. Return: mntpoints """

    i = 0
    mntpoints = []
    for mount in __mounts:
        if not isinstance(mount, dict):
            mntpoint = "{0}/{1}".format(prefix, str(i))
            mntpoints.append(mntpoint)
            i = i + 1
    return mntpoints