YT Decorators

Author: Rudra-G-23

006_YT/README.md

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+"""
+Why we need a decorators?
+
+- One functions one task.
+- It reduce the code reusability.
+"""
+
+import time
+
+from rich.pretty import pprint
+
+
+def cooking_work():
+    start_time = time.time()
+
+    pprint("Cooking started ...")
+    time.sleep(1)
+    pprint("Cooking finished ...")
+
+    end_time = time.time()
+
+    pprint(f"Difference: {end_time - start_time}")
+
+
+cooking_work()

006_YT/decorators-notes/01-why-need-a-decorators.py

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+import time
+
+from rich.pretty import pprint
+
+
+def time_diff(base_fn):
+    def enhanced_fn():
+        start_time = time.time()
+        result = base_fn()
+        end_time = time.time()
+        pprint(f"Difference: {end_time - start_time}")
+        return result
+
+    return enhanced_fn
+
+
+@time_diff
+def cooking_work():
+    pprint("Cooking started ...")
+    time.sleep(1)
+    pprint("Cooking finished ...")
+    return "Done!"
+
+
+# cooking_work = time_diff(cooking_work)
+# pprint(cooking_work())
+
+pprint(cooking_work())

006_YT/decorators-notes/02-create-a-decorators.py

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+"""
+Add *args, **kwargs
+"""
+
+import time
+
+from rich.pretty import pprint
+
+
+def time_diff(base_fn):
+    def enhanced_fn(*args, **kwargs):
+        start_time = time.time()
+        result = base_fn(*args, **kwargs)
+        end_time = time.time()
+        pprint(f"Difference: {end_time - start_time}")
+        return result
+
+    return enhanced_fn
+
+
+@time_diff
+def cooking_work(what: str):
+    pprint(f"{what} Cooking started ...")
+    time.sleep(1)
+    pprint("Cooking finished ...")
+
+
+# cooking_work = time_diff(cooking_work)
+# pprint(cooking_work())
+
+pprint(cooking_work(what="Rich"))