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Author: madhukalita

Scientific Calculator.py

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+# Importing the library
+from future.moves import tkinter
+import math
+
+
+# To provide functionalities
+def click(val):
+    e = entry.get()  # getting the value
+    ans = " "
+
+    try:
+        # To clear the last inserted text
+        if val == "C":
+            e = e[0:len(e) - 1]  # deleting the last entered value
+            entry.delete(0, "end")
+            entry.insert(0, e)
+            return
+
+        # To delete everything
+        elif val == "CE":
+            entry.delete(0, "end")
+
+        # Square root
+        elif val == "√":
+            ans = math.sqrt(eval(e))
+
+        # pi value
+        elif val == "π":
+            ans = math.pi
+
+        # cos value
+        elif val == "cosθ":
+            ans = math.cos(math.radians(eval(e)))
+
+        # sin value
+        elif val == "sinθ":
+            ans = math.sin(math.radians(eval(e)))
+
+        # tan Value
+        elif val == "tanθ":
+            ans = math.tan(math.radians(eval(e)))
+
+        # 2π value
+        elif val == "2π":
+            ans = 2 * math.pi
+
+        # cosh value
+        elif val == "cosh":
+            ans = math.cosh(eval(e))
+
+        # sinh value
+        elif val == "sinh":
+            ans = math.sinh(eval(e))
+
+        # tanh value
+        elif val == "tanh":
+            ans = math.tanh(eval(e))
+
+        # cube root value
+        elif val == chr(8731):
+            ans = eval(e) ** (1 / 3)
+
+        # x to the power y
+        elif val == "x\u02b8":
+            entry.insert("end", "**")
+            return
+
+        # cube value
+        elif val == "x\u00B3":
+            ans = eval(e) ** 3
+
+        # square value
+        elif val == "x\u00B2":
+            ans = eval(e) ** 2
+
+        # ln value
+        elif val == "ln":
+            ans = math.log2(eval(e))
+
+        # deg value
+        elif val == "deg":
+            ans = math.degrees(eval(e))
+
+        # radian value
+        elif val == "rad":
+            ans = math.radians(eval(e))
+
+        # e value
+        elif val == "e":
+            ans = math.e
+
+        # log10 value
+        elif val == "log10":
+            ans = math.log10(eval(e))
+
+        # factorial value
+        elif val == "x!":
+            ans = math.factorial(eval(e))
+
+        # division operator
+        elif val == chr(247):
+            entry.insert("end", "/")
+            return
+
+        elif val == "=":
+            ans = eval(e)
+
+        else:
+            entry.insert("end", val)
+            return
+
+        entry.delete(0, "end")
+        entry.insert(0, ans)
+
+    except SyntaxError:
+        pass
+
+
+# Created the object
+root = tkinter.Tk()
+
+# Setting the title and geometry
+root.title("Scientific Calculator")
+root.geometry("680x486+100+100")
+
+# Setting the background color
+root.config(bg="black")
+
+
+# Entry field
+entry = tkinter.Entry(root, font=("arial", 20, "bold"), bg="black", fg="white", bd=10, width=30)
+entry.grid(row=0, column=0, columnspan=8)
+
+# buttons list
+button_list = ["C", "CE", "√", "+", "π", "cosθ", "tanθ", "sinθ", "1", "2", "3", "-", "2π", "cosh", "tanh", "sinh",
+               "4", "5", "6", "*", chr(8731), "x\u02b8", "x\u00B3", "x\u00B2", "7", "8", "9", chr(247), "ln", "deg",
+               "rad", "e", "0", ".", "%", "=", "log10", "(", ")", "x!"]
+r = 1
+c = 0
+# Loop to get the buttons on window
+for i in button_list:
+    # Buttons
+    button = tkinter.Button(root, width=5, height=2, bd=2, text=i, bg="black", fg="white",
+                            font=("arial", 18, "bold"), command=lambda button=i: click(button))
+    button.grid(row=r, column=c, pady=1)
+    c += 1
+    if c > 7:
+        r += 1
+        c = 0
+
+# Makes window on loop
+root.mainloop()