update: pack more features.

More features packed, making it a robust practical world application, ready for deployment.

Author: NitkarshChourasia

area_of_square.py

@@ -1,5 +1,51 @@
-# Returns the area of the square with given sides
-n = input("Enter the side of the square: ")  # Side length should be given in input
-side = float(n)
-area = side * side  # calculate area
-print("Area of the given square is ", area)
+# # Returns the area of the square with given sides
+# n = input("Enter the side of the square: ")  # Side length should be given in input
+# side = float(n)
+# area = side * side  # calculate area
+# print("Area of the given square is ", area)
+
+
+class Square:
+    def __init__(self, side=None):
+        if side is None:
+            self.ask_side()
+        else:
+            self.side = float(side)
+
+        self.square()
+        self.truncate_decimals()
+
+    # If ask side or input directly into the square.
+    # That can be done?
+    def square(self):
+        self.area = self.side * self.side
+        return self.area
+
+    def ask_side(self):
+        n = input("Enter the side of the square: ")
+        self.side = float(n)
+        # return
+
+    def truncate_decimals(self):
+        return (
+            f"{self.area:.10f}".rstrip("0").rstrip(".")
+            if "." in str(self.area)
+            else self.area
+        )
+
+
+# Even validation is left.
+# What if string is provided in number? Then?
+# What if chars are provided. Then?
+# What if a negative number is provided? Then?
+# What if a number is provided in alphabets characters? Then?
+# Can it a single method have more object in it?
+
+if __name__ == "__main__":
+    output_one = Square()
+    truncated_area = output_one.truncate_decimals()
+    # print(output_one.truncate_decimals())
+    print(truncated_area)
+
+
+# It can use a beautiful GUI also.