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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 remove(path, chmod=False):
 """Remove a file or directory located on the filesystem at path. If chmod is True, chmod -R 755 is executed on the path before rm -rf path is called. Parameters path : str file system path to an existing file or directory chmod : bool If True, chmod -R 755 is executed on path before it's removed. Raises ------ CalledProcessError If any part of the removal process fails. """


    if not os.path.exists(path):
        return

    if chmod:
        cmd = "chmod -R 755 %s" % path
        subproc.call(cmd)

    cmd = 'rm -rf "{p}"'.format(p=path)
    subproc.call(cmd)