scripted-diff: Use generate* from TestFramework

-BEGIN VERIFY SCRIPT-
 sed --regexp-extended -i \
     's/((self\.)?(nodes\[[^]]+\]|[a-z_]*(wallet|node)[0-9a-z_]*))\.(generate(|toaddress|block|todescriptor)(\(|, ))/self.\5\1, /g' \
     $(git grep -l generate ./test | grep -v 'test_framework/' | grep -v 'feature_rbf')
-END VERIFY SCRIPT-

test/functional/feature_coinstatsindex.py

@@ -67,10 +67,10 @@ class CoinStatsIndexTest(BitcoinTestFramework):
         index_hash_options = ['none', 'muhash']
 
         # Generate a normal transaction and mine it
-        node.generate(COINBASE_MATURITY + 1)
+        self.generate(node, COINBASE_MATURITY + 1)
         address = self.nodes[0].get_deterministic_priv_key().address
         node.sendtoaddress(address=address, amount=10, subtractfeefromamount=True)
-        node.generate(1)
+        self.generate(node, 1)
 
         self.sync_blocks(timeout=120)
 
@@ -92,7 +92,7 @@ class CoinStatsIndexTest(BitcoinTestFramework):
         self.log.info("Test that gettxoutsetinfo() can get fetch data on specific heights with index")
 
         # Generate a new tip
-        node.generate(5)
+        self.generate(node, 5)
 
         for hash_option in index_hash_options:
             # Fetch old stats by height
@@ -169,7 +169,7 @@ class CoinStatsIndexTest(BitcoinTestFramework):
         self.nodes[0].sendrawtransaction(tx2_hex)
 
         # Include both txs in a block
-        self.nodes[0].generate(1)
+        self.generate(self.nodes[0], 1)
         self.sync_all()
 
         for hash_option in index_hash_options:
@@ -228,7 +228,7 @@ class CoinStatsIndexTest(BitcoinTestFramework):
         res9 = index_node.gettxoutsetinfo('muhash')
         assert_equal(res8, res9)
 
-        index_node.generate(1)
+        self.generate(index_node, 1)
         res10 = index_node.gettxoutsetinfo('muhash')
         assert(res8['txouts'] < res10['txouts'])
 
@@ -247,14 +247,14 @@ class CoinStatsIndexTest(BitcoinTestFramework):
 
         # Generate two block, let the index catch up, then invalidate the blocks
         index_node = self.nodes[1]
-        reorg_blocks = index_node.generatetoaddress(2, index_node.getnewaddress())
+        reorg_blocks = self.generatetoaddress(index_node, 2, index_node.getnewaddress())
         reorg_block = reorg_blocks[1]
         res_invalid = index_node.gettxoutsetinfo('muhash')
         index_node.invalidateblock(reorg_blocks[0])
         assert_equal(index_node.gettxoutsetinfo('muhash')['height'], 110)
 
         # Add two new blocks
-        block = index_node.generate(2)[1]
+        block = self.generate(index_node, 2)[1]
         res = index_node.gettxoutsetinfo(hash_type='muhash', hash_or_height=None, use_index=False)
 
         # Test that the result of the reorged block is not returned for its old block height
@@ -270,7 +270,7 @@ class CoinStatsIndexTest(BitcoinTestFramework):
 
         # Add another block, so we don't depend on reconsiderblock remembering which
         # blocks were touched by invalidateblock
-        index_node.generate(1)
+        self.generate(index_node, 1)
         self.sync_all()
 
         # Ensure that removing and re-adding blocks yields consistent results