本文整理汇总了Python中psycopg2.extras.register_default_json方法的典型用法代码示例。如果您正苦于以下问题：Python extras.register_default_json方法的具体用法？Python extras.register_default_json怎么用？Python extras.register_default_json使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类psycopg2.extras的用法示例。
在下文中一共展示了extras.register_default_json方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: _connect
# 需要导入模块: from psycopg2 import extras [as 别名]
# 或者: from psycopg2.extras import register_default_json [as 别名]
def _connect(self):
try:
await self._poll(self._waiter, self._timeout)
except Exception:
self.close()
raise
if self._enable_json:
extras.register_default_json(self._conn)
if self._enable_uuid:
extras.register_uuid(conn_or_curs=self._conn)
if self._enable_hstore:
oids = await self._get_oids()
if oids is not None:
oid, array_oid = oids
extras.register_hstore(
self._conn,
oid=oid,
array_oid=array_oid
)
return self 示例2: on_connect
# 需要导入模块: from psycopg2 import extras [as 别名]
# 或者: from psycopg2.extras import register_default_json [as 别名]
def on_connect(self):
extras = self._psycopg2_extras()
extensions = self._psycopg2_extensions()
fns = []
if self.client_encoding is not None:
def on_connect(conn):
conn.set_client_encoding(self.client_encoding)
fns.append(on_connect)
if self.isolation_level is not None:
def on_connect(conn):
self.set_isolation_level(conn, self.isolation_level)
fns.append(on_connect)
if self.dbapi and self.use_native_uuid:
def on_connect(conn):
extras.register_uuid(None, conn)
fns.append(on_connect)
if self.dbapi and self.use_native_unicode:
def on_connect(conn):
extensions.register_type(extensions.UNICODE, conn)
extensions.register_type(extensions.UNICODEARRAY, conn)
fns.append(on_connect)
if self.dbapi and self.use_native_hstore:
def on_connect(conn):
hstore_oids = self._hstore_oids(conn)
if hstore_oids is not None:
oid, array_oid = hstore_oids
kw = {'oid': oid}
if util.py2k:
kw['unicode'] = True
if self.psycopg2_version >= \
self.FEATURE_VERSION_MAP['array_oid']:
kw['array_oid'] = array_oid
extras.register_hstore(conn, **kw)
fns.append(on_connect)
if self.dbapi and self._json_deserializer:
def on_connect(conn):
if self._has_native_json:
extras.register_default_json(
conn, loads=self._json_deserializer)
if self._has_native_jsonb:
extras.register_default_jsonb(
conn, loads=self._json_deserializer)
fns.append(on_connect)
if fns:
def on_connect(conn):
for fn in fns:
fn(conn)
return on_connect
else:
return None 示例3: on_connect
# 需要导入模块: from psycopg2 import extras [as 别名]
# 或者: from psycopg2.extras import register_default_json [as 别名]
def on_connect(self):
from psycopg2 import extras, extensions
fns = []
if self.client_encoding is not None:
def on_connect(conn):
conn.set_client_encoding(self.client_encoding)
fns.append(on_connect)
if self.isolation_level is not None:
def on_connect(conn):
self.set_isolation_level(conn, self.isolation_level)
fns.append(on_connect)
if self.dbapi and self.use_native_unicode:
def on_connect(conn):
extensions.register_type(extensions.UNICODE, conn)
extensions.register_type(extensions.UNICODEARRAY, conn)
fns.append(on_connect)
if self.dbapi and self.use_native_hstore:
def on_connect(conn):
hstore_oids = self._hstore_oids(conn)
if hstore_oids is not None:
oid, array_oid = hstore_oids
if util.py2k:
extras.register_hstore(conn, oid=oid,
array_oid=array_oid,
unicode=True)
else:
extras.register_hstore(conn, oid=oid,
array_oid=array_oid)
fns.append(on_connect)
if self.dbapi and self._json_deserializer:
def on_connect(conn):
extras.register_default_json(
conn, loads=self._json_deserializer)
fns.append(on_connect)
if fns:
def on_connect(conn):
for fn in fns:
fn(conn)
return on_connect
else:
return None 示例4: on_connect
# 需要导入模块: from psycopg2 import extras [as 别名]
# 或者: from psycopg2.extras import register_default_json [as 别名]
def on_connect(self):
from psycopg2 import extras, extensions
fns = []
if self.client_encoding is not None:
def on_connect(conn):
conn.set_client_encoding(self.client_encoding)
fns.append(on_connect)
if self.isolation_level is not None:
def on_connect(conn):
self.set_isolation_level(conn, self.isolation_level)
fns.append(on_connect)
if self.dbapi and self.use_native_unicode:
def on_connect(conn):
extensions.register_type(extensions.UNICODE, conn)
extensions.register_type(extensions.UNICODEARRAY, conn)
fns.append(on_connect)
if self.dbapi and self.use_native_hstore:
def on_connect(conn):
hstore_oids = self._hstore_oids(conn)
if hstore_oids is not None:
oid, array_oid = hstore_oids
if util.py2k:
extras.register_hstore(conn, oid=oid,
array_oid=array_oid,
unicode=True)
else:
extras.register_hstore(conn, oid=oid,
array_oid=array_oid)
fns.append(on_connect)
if self.dbapi and self._json_deserializer:
def on_connect(conn):
extras.register_default_json(conn, loads=self._json_deserializer)
fns.append(on_connect)
if fns:
def on_connect(conn):
for fn in fns:
fn(conn)
return on_connect
else:
return None