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calculator.py

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+import os
+import tkinter as tk
+from tkinter import NoDefaultRoot, ttk, messagebox, PhotoImage
+import webbrowser
+
+width, height = 500, 210
+main_app = tk.Tk()
+main_app.geometry(f"{width}x{height}")
+main_app.title(" Quantity Calculator")
+main_app.resizable(False, False)
+main_app.wm_iconbitmap(r"icons/icon.ico")
+
+if os.path.isfile("config.txt"):
+    with open("config.txt", "r") as r:
+        accoutSize, riskperTrade = r.readlines()[-1].split(",")
+        accoutSize, riskperTrade = float(accoutSize), float(riskperTrade)
+else:
+    accoutSize, riskperTrade = 10000, 2
+
+def exitFunc(event = None):
+    mBox = messagebox.askyesno("Warning", "Are you sure you want to Exit", icon = "warning")
+    if mBox: main_app.destroy()
+
+def config(acsize, rpt):
+    global accoutSize, riskperTrade
+    if (acsize == accoutSize) and (riskperTrade == rpt):
+        messagebox.showerror(" Error", "Nothing changed")
+    else:
+        with open("config.txt", "a", newline = "") as f: f.write(f"{acsize},{rpt}\n")
+        messagebox.showinfo(title = "Saved", message = "Config file saved successfully saved")
+
+image1 = PhotoImage(file = r"icons/button_config_90_22.png")
+image2 = PhotoImage(file = r"icons/button_clear_90_22.png")
+image3 = PhotoImage(file = r"icons/button_submit_90_22.png")
+image4 = PhotoImage(file = r"icons/button_label_550_21.png")
+image5 = PhotoImage(file = r"icons/button_stop_price_250_21.png")
+image6 = PhotoImage(file = r"icons/button_config_250_21.png")
+
+notebook = ttk.Notebook(main_app)
+notebook.pack(expand = True, fill = "both")
+frame1 = tk.Frame(notebook)
+frame2 = tk.Frame(notebook)
+
+frame1.pack(fill = 'both', expand = True)
+frame2.pack(fill = 'both', expand = True)
+
+notebook.add(frame1, text = "Stop Price", image = image5)
+notebook.add(frame2, text = "Stop Loss", image = image6)
+
+frame3 = tk.Frame(frame1)
+frame6 = tk.Frame(frame2)
+frame4 = tk.Frame(frame3)
+frame7 = tk.Frame(frame6)
+frame5 = tk.Frame(frame3)
+frame8 = tk.Frame(frame6)
+line1 = tk.Frame(frame3, height = 2, width = 550, bg = "gray80", relief = "groove")
+line2 = tk.Frame(frame6, height = 2, width = 550, bg = "gray80", relief = "groove")
+label1 = ttk.Label(frame4, text = " Entry Price     : ")
+label3 = ttk.Label(frame7, text = " Account Size (INR)    : ")
+label2 = ttk.Label(frame4, text = " Stop Price      : ")
+label4 = ttk.Label(frame7, text = " Risk per Trade  (%)    : ")
+
+e1, e2, e3, e4 = tk.StringVar(), tk.StringVar(), tk.StringVar(value = float(accoutSize)), tk.StringVar(value = float(riskperTrade))
+entry1 = ttk.Entry(frame4, width = 40, textvariable = e1)
+entry1.focus()
+entry3 = ttk.Entry(frame7, width = 40, textvariable = e3)
+entry2 = ttk.Entry(frame4, width = 40, textvariable = e2)
+entry4 = ttk.Entry(frame7, width = 40, textvariable = e4)
+
+def calc_sp(event = None):
+    global e1, e2
+    sl = (float(e1.get()) - float(e2.get()))
+    risk = (riskperTrade * accoutSize)/100
+    qty = risk/sl
+    return messagebox.showinfo("Information", f"According to your risk profile you should trade {qty} of this security and your maximum risk would be {risk}.")
+
+def clear(event = None): entry1.delete(0, "end"), entry2.delete(0, "end")
+def switch_tab(event = None): notebook.select(1)
+def browser(event = None): webbrowser.open("https://github.com/404notfound-3")
+def left(event = None): notebook.select(0)
+
+button1 = tk.Button(frame5, image = image1,  command = switch_tab, cursor = "hand2", borderwidth = 0)
+button2 = tk.Button(frame5, image = image2, command = clear, cursor = "hand2", borderwidth = 0)
+button3 = tk.Button(frame5, image = image3, command = calc_sp, cursor = "hand2", borderwidth = 0)
+button4 = tk.Button(frame8, image = image3, command = lambda:config(acsize = float(e3.get()), rpt = float(e4.get())), cursor = "hand2", borderwidth = 0)
+button5 = tk.Button(main_app, image = image4, command = browser, cursor = "hand2", borderwidth = 0)
+
+## All frame2 elements
+label1.grid(row = 0, column = 0, padx = 20, pady = 10)
+label3.grid(row = 0, column = 0, padx = 20, pady = 10)
+entry1.grid(row = 0, column = 1, padx = 0, pady = 10)
+entry3.grid(row = 0, column = 1, padx = 0, pady = 10)
+label2.grid(row = 1, column = 0, padx = 20, pady = 0)
+label4.grid(row = 1, column = 0, padx = 20, pady = 0)
+entry2.grid(row = 1, column = 1, padx = 20, pady = 0)
+entry4.grid(row = 1, column = 1, padx = 20, pady = 0)
+
+## All frame3 elements
+button1.grid(row = 0, column = 0, padx = 0, pady = 0)
+button2.grid(row = 0, column = 1, padx = 20, pady = 0)
+button3.grid(row = 0, column = 2, padx = 0, pady = 0)
+button4.grid(row = 0, column = 0, padx = 0, pady = 0)
+
+frame4.grid(row = 0, column = 0, pady = 10)
+frame5.grid(row = 2, column = 0, pady = 0)
+frame7.grid(row = 0, column = 0, pady = 10)
+frame8.grid(row = 2, column = 0, pady = 0)
+
+line1.grid(row = 1, column = 0, pady = 12)
+line2.grid(row = 1, column = 0, pady = 12)
+frame3.pack(side = tk.TOP, pady = 0)
+frame6.pack(side = tk.TOP, pady = 0)
+
+button5.pack(side = tk.BOTTOM)
+
+main_app.bind("<Control-q>", exitFunc)
+main_app.bind("<Escape>", exitFunc)
+main_app.bind("<Left>", left)
+main_app.bind("<Right>", switch_tab)
+
+main_app.mainloop()

config.txt

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+4500.0,2.0