jeking3 commented on a change in pull request #2523:
URL: https://github.com/apache/thrift/pull/2523#discussion_r841066871
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File path: compiler/cpp/src/thrift/generate/t_py_generator.cc
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@@ -2742,8 +2765,71 @@ string t_py_generator::type_name(t_type* ttype) {
return ttype->get_name();
}
+string t_py_generator::arg_hint(t_type* type) {
+ if(gen_type_hints_) {
+ return ": " + type_to_py_hint(type);
+ }
+
+ return "";
+}
+
+string t_py_generator::func_hint(t_type* type) {
+ if(gen_type_hints_) {
+ return " -> " + type_to_py_hint(type);
+ }
+
+ return "";
+}
+
+/**
+ * Converts the parse type to a Python type hint
+ */
+string t_py_generator::type_to_py_hint(t_type* type) {
+ return "typing.Optional[" + type_to_py_type(type) + "]";
+}
+
+/**
+ * Converts the parse type to a Python type
+ */
+string t_py_generator::type_to_py_type(t_type* type) {
+ type = get_true_type(type);
+
+ if (type->is_binary()) {
+ return "bytes";
+ }
+ if (type->is_base_type()) {
+ t_base_type::t_base tbase = ((t_base_type*)type)->get_base();
+ switch (tbase) {
+ case t_base_type::TYPE_VOID:
+ return "None";
+ case t_base_type::TYPE_STRING:
+ return "str";
+ case t_base_type::TYPE_BOOL:
+ return "bool";
+ case t_base_type::TYPE_I8:
+ case t_base_type::TYPE_I16:
+ case t_base_type::TYPE_I32:
+ case t_base_type::TYPE_I64:
+ return "int";
+ case t_base_type::TYPE_DOUBLE:
+ return "float";
+ }
+ } else if (type->is_enum() || type->is_struct() || type->is_xception()) {
+ return type_name(type);
+ } else if (type->is_map()) {
+ return "dict[" + type_to_py_type(((t_map*)type)->get_key_type()) + ", " +
type_to_py_type(((t_map*)type)->get_val_type()) + "]";
Review comment:
This should be using `Dict[...]` and `from typing import Dict` ?
Same below for `Set` and `List` ?
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