16 lines
439 B
Python
16 lines
439 B
Python
''' Database helper functions '''
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def table_exists(db, name):
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""" Check if the specified table exists in the db. """
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query = """ SELECT name FROM sqlite_master
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WHERE type='table' AND name=?;
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"""
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return db.execute(query, (name, )).fetchone() is not None
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def user_version(db):
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""" Return the value of PRAGMA user_version. """
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return db.execute('PRAGMA user_version').fetchone()[0]
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