dbwrapper.py

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try:
    from pysqlite2 import dbapi2 as sqlite3
except ImportError:
    import sqlite3


class DBWrapper(object):
    """Database connection wrapper."""
    
    def __init__(self, db):
        self.conn = sqlite3.connect(db, check_same_thread=False)
        self.conn.execute(""" pragma case_sensitive_like = on """)
    
    def close(self):
        self.conn.close()
    
    def execute(self):
        self.conn.execute('begin deferred')
    
    def commit(self):
        self.conn.commit()
    
    def rollback(self):
        self.conn.rollback()