kfeng123 commented on code in PR #15350:
URL: https://github.com/apache/tvm/pull/15350#discussion_r1270502402
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include/tvm/relay/dataflow_pattern.h:
##########
@@ -537,6 +539,41 @@ DFPattern IsTuple(const Array<DFPattern>& fields);
/*! \brief Syntatic Sugar for creating a TupleGetItemPattern*/
DFPattern IsTupleGetItem(const DFPattern tuple, int index = -1);
+/*! \brief A printer class to print pattern. */
+class DFPatternPrinter : public ReprPrinter {
+ public:
+ std::stringstream string_stream{};
+
+ std::unordered_map<DFPattern, std::pair<size_t, std::string>, ObjectPtrHash,
ObjectPtrEqual>
+ memo_{};
+ std::vector<DFPattern> recursed_patterns{};
Review Comment:
Documentation added. To be consistent with the printed text, I choose to
name this variable to be auxiliary_patterns
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