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⚡ Bolt: Use itertools.chain for pattern matching #4

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⚡ Bolt: Use itertools.chain for pattern matching #4

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5 changes: 4 additions & 1 deletion core.py
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
import tensorflow.compat.v1 as tf
import collections
import time
import itertools
from typing import Dict, List, Set, Optional, Any as AnyType, Tuple, Union
from .utils.logger import (
logger as logging,
Expand Down Expand Up @@ -582,7 +583,9 @@ def match_once(
if node.name in replaced_node_names:
continue

candidates = self.pattern_index.get(node.op, []) + self.wildcard_patterns
candidates = itertools.chain(
self.pattern_index.get(node.op, []), self.wildcard_patterns
)

found_match = False
for pattern, rewriter in candidates:
Expand Down