def _sincedb_init(self):
if not self._sincedb_path:<EOL><INDENT>return<EOL><DEDENT>if not os.path.exists(self._sincedb_path):<EOL><INDENT>self._log_debug('<STR_LIT>')<EOL>conn = sqlite3.connect(self._sincedb_path, isolation_level=None)<EOL>conn.execute("""<STR_LIT>""")<EOL>conn.close()<EOL><DEDENT>
Initializes the sincedb schema in an sqlite db