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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 verify_package(verbose=True):
 """Perform a series of checks on the current directory to verify that it's a valid Dallinger experiment. """

    results = (
        verify_directory(verbose),
        verify_experiment_module(verbose),
        verify_config(verbose),
        verify_no_conflicts(verbose),
    )

    ok = all(results)

    return ok