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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 install_passband(fname, local=True):
 """ Install a passband from a local file. This simply copies the file into the install path - but beware that clearing the installation will clear the passband as well If local=False, you must have permissions to access the installation directory """

    pbdir = _pbdir_local if local else _pbdir_global
    shutil.copy(fname, pbdir)
    init_passband(os.path.join(pbdir, fname))