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Update torndb.py #13

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78109cf
Update torndb.py
learsu Jul 31, 2013
a3a7b95
Update torndb.py
learsu Aug 1, 2013
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20 changes: 20 additions & 0 deletions torndb.py
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Original file line number Diff line number Diff line change
Expand Up @@ -134,6 +134,22 @@ def query(self, query, *parameters, **kwparameters):
return [Row(itertools.izip(column_names, row)) for row in cursor]
finally:
cursor.close()

def transaction(self, query, *parameters, **kwparameters):
self._db.begin()
cursor = self._cursor()
status = True
try:
for sql in query:
cursor.execute(sql, kwparameters or parameters)
self._db.commit()
except OperationalError, e:
self._db.rollback()
status = False
#raise Exception(e.args[0], e.args[1])
finally:
cursor.close()
return status

def get(self, query, *parameters, **kwparameters):
"""Returns the first row returned for the given query."""
Expand Down Expand Up @@ -215,6 +231,10 @@ def _ensure_connected(self):
if (self._db is None or
(time.time() - self._last_use_time > self.max_idle_time)):
self.reconnect()
try:
self._db.ping()
except:
self.reconnect()
self._last_use_time = time.time()

def _cursor(self):
Expand Down