junrushao1994 commented on code in PR #12148:
URL: https://github.com/apache/tvm/pull/12148#discussion_r934082597
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src/script/printer/python_doc_printer.cc:
##########
@@ -31,6 +31,114 @@ namespace tvm {
namespace script {
namespace printer {
+/*!
+ * \brief Operator precedence
+ *
+ * This is based on
+ * https://docs.python.org/3/reference/expressions.html#operator-precedence
+ */
+enum class ExprPrecedence : int32_t {
+ /*! \brief Unknown precedence */
+ kUnkown = 0,
+ /*! \brief Lambda Expression */
+ kLambda = 1,
+ /*! \brief Conditional Expression */
+ kIfThenElse = 2,
+ /*! \brief Boolean OR */
+ kBooleanOr = 3,
+ /*! \brief Boolean AND */
+ kBooleanAnd = 4,
+ /*! \brief Boolean NOT */
+ kBooleanNot = 5,
+ /*! \brief Comparisons */
+ kComparison = 6,
+ /*! \brief Bitwise OR */
+ kBitwiseOr = 7,
+ /*! \brief Bitwise XOR */
+ kBitwiseXor = 8,
+ /*! \brief Bitwise AND */
+ kBitwiseAnd = 9,
+ /*! \brief Shift Operators */
+ kShift = 10,
+ /*! \brief Addition and subtraction */
+ kAdd = 11,
+ /*! \brief Multiplication, division, floor division, remainder */
+ kMult = 12,
+ /*! \brief Positive negative and bitwise NOT */
+ kUnary = 13,
+ /*! \brief Exponentiation */
+ kExp = 14,
+ /*! \brief Index access, attribute access, call and atom expression */
+ kIdentity = 15,
+};
+
+#define DOC_PRECEDENCE_ENTRY(RefType, Precedence) \
+ { RefType::ContainerType::RuntimeTypeIndex(), ExprPrecedence::Precedence }
Review Comment:
well..looks like it's only used once, so probably we don't really need this
(i mean it's just some personal preference)
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