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problems/decorators.py

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+"""
+
+Collection of decorators that could be helpful while solving problems.
+
+"""
+
+# Function decorator which calculates the time required to execute a function.
+def function_timer(passed_f):
+
+	def inner_f(*args, **kwargs):
+
+		import time
+		t1 = time.time()
+		value = passed_f(*args, **kwargs)
+		t2 = time.time()
+		t3 = t2 - t1
+		print("The function {} ran for {:4f} seconds... ".format(passed_f.__name__,t3))
+		return value
+	
+	return inner_f