我们从Python开源项目中，提取了以下26个代码示例，用于说明如何使用sqlalchemy.types._Binary()。
def _test_get_columns(self, schema=None, table_type='table'): meta = MetaData(testing.db) users, addresses, dingalings = self.tables.users, \ self.tables.email_addresses, self.tables.dingalings table_names = ['users', 'email_addresses'] if table_type == 'view': table_names = ['users_v', 'email_addresses_v'] insp = inspect(meta.bind) for table_name, table in zip(table_names, (users, addresses)): schema_name = schema cols = insp.get_columns(table_name, schema=schema_name) self.assert_(len(cols) > 0, len(cols)) # should be in order for i, col in enumerate(table.columns): eq_(col.name, cols[i]['name']) ctype = cols[i]['type'].__class__ ctype_def = col.type if isinstance(ctype_def, sa.types.TypeEngine): ctype_def = ctype_def.__class__ # Oracle returns Date for DateTime. if testing.against('oracle') and ctype_def \ in (sql_types.Date, sql_types.DateTime): ctype_def = sql_types.Date # assert that the desired type and return type share # a base within one of the generic types. self.assert_(len(set(ctype.__mro__). intersection(ctype_def.__mro__). intersection([ sql_types.Integer, sql_types.Numeric, sql_types.DateTime, sql_types.Date, sql_types.Time, sql_types.String, sql_types._Binary, ])) > 0, '%s(%s), %s(%s)' % (col.name, col.type, cols[i]['name'], ctype)) if not col.primary_key: assert cols[i]['default'] is None
def _test_get_columns(self, schema=None, table_type='table'): meta = MetaData(testing.db) users, addresses, dingalings = self.tables.users, \ self.tables.email_addresses, self.tables.dingalings table_names = ['users', 'email_addresses'] if table_type == 'view': table_names = ['users_v', 'email_addresses_v'] insp = inspect(meta.bind) for table_name, table in zip(table_names, (users, addresses)): schema_name = schema cols = insp.get_columns(table_name, schema=schema_name) self.assert_(len(cols) > 0, len(cols)) # should be in order for i, col in enumerate(table.columns): eq_(col.name, cols[i]['name']) ctype = cols[i]['type'].__class__ ctype_def = col.type if isinstance(ctype_def, sa.types.TypeEngine): ctype_def = ctype_def.__class__ # Oracle returns Date for DateTime. if testing.against('oracle') and ctype_def \ in (sql_types.Date, sql_types.DateTime): ctype_def = sql_types.Date # assert that the desired type and return type share # a base within one of the generic types. self.assert_(len(set(ctype.__mro__). intersection(ctype_def.__mro__).intersection([ sql_types.Integer, sql_types.Numeric, sql_types.DateTime, sql_types.Date, sql_types.Time, sql_types.String, sql_types._Binary, ])) > 0, '%s(%s), %s(%s)' % (col.name, col.type, cols[i]['name'], ctype)) if not col.primary_key: assert cols[i]['default'] is None
