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from sqlalchemy import event
from sqlalchemy.engine import Engine
import time
import logging
logging.basicConfig()
logger = logging.getLogger("myapp.sqltime")
logger.setLevel(logging.DEBUG)
@event.listens_for(Engine, "before_cursor_execute")
def before_cursor_execute(conn, cursor, statement,
parameters, context, executemany):
conn.info.setdefault('query_start_time', []).append(time.time())
logger.debug("Start Query: %s", statement)
@event.listens_for(Engine, "after_cursor_execute")
def after_cursor_execute(conn, cursor, statement,
parameters, context, executemany):
total = time.time() - conn.info['query_start_time'].pop(-1)
logger.debug("Query Complete!")
logger.debug("Total Time: %f", total)
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