Merge pull request #280 from yukinarit/add-init-class-var-examples

test: Add InitVar and ClassVar examples

examples/class_var.py

@@ -0,0 +1,27 @@
+from dataclasses import dataclass
+from typing import ClassVar, Optional
+
+from serde import serde
+from serde.json import from_json, to_json
+
+
+@serde
+@dataclass
+class Foo:
+    i: int
+    j: Optional[int] = None
+    k: ClassVar[int] = 100
+
+
+def main():
+    f = Foo(i=10, j=20)
+    print(f"Into Json: {to_json(f)}")
+
+    s = '{"i": 10, "j": 20}'
+    print(f"From Json: {from_json(Foo, s)}")
+
+    print(f"Class variable: Foo.k={f.k}")
+
+
+if __name__ == '__main__':
+    main()

examples/init_var.py

@@ -0,0 +1,25 @@
+from dataclasses import InitVar, dataclass
+from typing import Optional
+
+from serde import serde
+from serde.json import from_json, to_json
+
+
+@serde
+@dataclass
+class Foo:
+    i: int
+    j: Optional[int] = None
+    k: InitVar[Optional[int]] = None
+
+
+def main():
+    f = Foo(i=10, j=20)
+    print(f"Into Json: {to_json(f)}")
+
+    s = '{"i": 10, "j": 20}'
+    print(f"From Json: {from_json(Foo, s)}")
+
+
+if __name__ == '__main__':
+    main()

examples/runner.py

@@ -1,6 +1,7 @@
 import sys
 
 import any
+import class_var
 import collection
 import custom_class_serializer
 import custom_field_serializer
@@ -11,6 +12,7 @@
 import forward_reference
 import generics
 import generics_nested
+import init_var
 import jsonfile
 import lazy_type_evaluation
 import literal
@@ -63,6 +65,8 @@ def run_all():
     run(user_exception)
     run(pep681)
     run(ellipsis)
+    run(init_var)
+    run(class_var)
     if PY310:
         import union_operator