@@ -167,10 +167,11 @@ def get_relations(self, cursor, table_name):
167167 rc.UNIQUE_CONSTRAINT_NAME = ccu.CONSTRAINT_NAME
168168 WHERE
169169 tc.TABLE_SCHEMA='@schema_name' AND tc.TABLE_NAME='@view_name'
170- """ , params = [
170+ """ ,
171+ params = [
171172 {"schema_name" : schema_name },
172- {"view_name" : self .connection .ops .quote_name (table_name )}
173- ]
173+ {"view_name" : self .connection .ops .quote_name (table_name )},
174+ ],
174175 )
175176 return {
176177 column : (referred_column , referred_table )
@@ -202,10 +203,11 @@ def get_primary_key_column(self, cursor, table_name):
202203 ccu ON tc.CONSTRAINT_NAME = ccu.CONSTRAINT_NAME
203204 WHERE
204205 tc.TABLE_NAME=@table_name AND tc.CONSTRAINT_TYPE='PRIMARY KEY' AND tc.TABLE_SCHEMA=@schema_name
205- """ , params = [
206+ """ ,
207+ params = [
206208 {"schema_name" : schema_name },
207- {"table_name" : self .connection .ops .quote_name (table_name )}
208- ]
209+ {"table_name" : self .connection .ops .quote_name (table_name )},
210+ ],
209211 )
210212 return results [0 ][0 ] if results else None
211213
@@ -227,16 +229,16 @@ def get_constraints(self, cursor, table_name):
227229
228230 # Firstly populate all available constraints and their columns.
229231 constraint_columns = cursor .run_sql_in_snapshot (
230- '''
232+ """
231233 SELECT
232234 CONSTRAINT_NAME, COLUMN_NAME
233235 FROM
234236 INFORMATION_SCHEMA.CONSTRAINT_COLUMN_USAGE
235- WHERE TABLE_NAME=@table AND TABLE_SCHEMA=@schema_name''' ,
237+ WHERE TABLE_NAME=@table AND TABLE_SCHEMA=@schema_name""" ,
236238 params = [
237239 {"table" : quoted_table_name },
238- {"schema_name" : schema_name }
239- ]
240+ {"schema_name" : schema_name },
241+ ],
240242 )
241243 for constraint , column_name in constraint_columns :
242244 if constraint not in constraints :
@@ -255,16 +257,17 @@ def get_constraints(self, cursor, table_name):
255257
256258 # Add the various constraints by type.
257259 constraint_types = cursor .run_sql_in_snapshot (
258- '''
260+ """
259261 SELECT
260262 CONSTRAINT_NAME, CONSTRAINT_TYPE
261263 FROM
262264 INFORMATION_SCHEMA.TABLE_CONSTRAINTS
263265 WHERE
264- TABLE_NAME=@table AND TABLE_SCHEMA=@schema_name''' , params = [
266+ TABLE_NAME=@table AND TABLE_SCHEMA=@schema_name""" ,
267+ params = [
265268 {"table" : quoted_table_name },
266- {"schema_name" : schema_name }
267- ]
269+ {"schema_name" : schema_name },
270+ ],
268271 )
269272 for constraint , constraint_type in constraint_types :
270273 already_added = constraint in constraints
@@ -310,10 +313,11 @@ def get_constraints(self, cursor, table_name):
310313 idx.TABLE_NAME=@table AND idx.TABLE_SCHEMA=@schema_name
311314 ORDER BY
312315 idx_col.ORDINAL_POSITION
313- """ , params = [
316+ """ ,
317+ params = [
314318 {"table" : quoted_table_name },
315- {"schema_name" : schema_name }
316- ]
319+ {"schema_name" : schema_name },
320+ ],
317321 )
318322 for (
319323 index_name ,
@@ -371,10 +375,11 @@ def get_key_columns(self, cursor, table_name):
371375 rc.CONSTRAINT_NAME = ccu.CONSTRAINT_NAME
372376 WHERE
373377 tc.TABLE_NAME=@table AND tc.TABLE_SCHEMA=@schema_name
374- """ , params = [
378+ """ ,
379+ params = [
375380 {"table" : self .connection .ops .quote_name (table_name )},
376- {"schema_name" : schema_name }
377- ]
381+ {"schema_name" : schema_name },
382+ ],
378383 )
379384 key_columns .extend (cursor .fetchall ())
380385 return key_columns
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