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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 _make_version(major, minor, micro, releaselevel, serial):
 """Create a readable version string from version_info tuple components."""

    assert releaselevel in ['alpha', 'beta', 'candidate', 'final']
    version = "%d.%d" % (major, minor)
    if micro:
        version += ".%d" % (micro,)
    if releaselevel != 'final':
        short = {'alpha': 'a', 'beta': 'b', 'candidate': 'rc'}[releaselevel]
        version += "%s%d" % (short, serial)
    return version