diff --git a/prototyping/dependency_injection.py b/prototyping/dependency_injection.py
new file mode 100644
index 0000000..dbd3760
--- /dev/null
+++ b/prototyping/dependency_injection.py
@@ -0,0 +1,19 @@
+import inspect
+
+a = 2
+b = 3
+c = 4
+
+
+def func(a: int, c: int) -> int:
+    return a + c
+
+
+arg_names = inspect.getfullargspec(func).args
+print(arg_names)  # ['a', 'c']
+
+arguments = {arg: globals()[arg] for arg in arg_names if arg in globals()}
+print(arguments)  # {'a': 2, 'c': 4}
+
+result = func(**arguments)
+print(result)  # 6