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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 delete(expnum, ccd, version, ext, prefix=None):
 """ delete a file, no error on does not exist @param expnum: @param ccd: @param version: @param ext: @param prefix: @return: """

    uri = get_uri(expnum, ccd=ccd, version=version, ext=ext, prefix=prefix)
    remove(uri)