MAY3124.ipynb

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    "import csv\n",
    "from os import path\n",
    "from tkinter import *\n",
    "import tkinter.messagebox as tm\n",
    "my_window = Tk()\n",
    "my_window.title('Problem 6')\n",
    "\n",
    "#methods\n",
    "#TO CREATING OR APPENDING CSV FILE \n",
    "def on_save():\n",
    "    try:\n",
    "        if path.exists(\"ActProb6.csv\"): #TO CHECK IF THE FILE IS EXISTING\n",
    "                fp = open(\"ActProb6.csv\", \"a\", newline='') #TO APPEND DATA IN CSV FILE\n",
    "                fprint = csv.writer(fp)\n",
    "                base = float(s1.get())\n",
    "                height = float(s2.get())\n",
    "                side3 = float(s3.get())\n",
    "                area = 0.5 * base * height\n",
    "                txtArea.set('%.2f' %area)\n",
    "                perimeter = base + height + side3\n",
    "                txtPerimeter.set('%.2f' %perimeter)\n",
    "                out_list = [base, height, side3]\n",
    "                fprint.writerow(out_list)\n",
    "        else:\n",
    "                fp = open(\"ActProb6.csv\", \"w\", newline='') #TO CREATE CSV FILE\n",
    "                fprint = csv.writer(fp)\n",
    "                fprint.writerow(['Side 1', 'Side 2', 'Side 3'])\n",
    "                base = float(s1.get())\n",
    "                height = float(s2.get())\n",
    "                side3 = float(s3.get())\n",
    "                area = 0.5 * base * height\n",
    "                txtArea.set('%.2f' %area)\n",
    "                perimeter = base + height + side3\n",
    "                txtPerimeter.set('%.2f' %perimeter)\n",
    "                out_list = [base, height, side3]\n",
    "                fprint.writerow(out_list)\n",
    "        fp.close()\n",
    "    except Exception as z:\n",
    "        tm.showerror('Error: ',z)\n",
    "\n",
    "#TO CLEAR TEXTBOXES (INPUTS AND OUTPUT, DATA IN CSV NOT INCLUDED)\n",
    "def on_clear():\n",
    "    s1.set(' ')\n",
    "    s2.set(' ')\n",
    "    s3.set(' ')\n",
    "    txtArea.set(' ')\n",
    "    txtPerimeter.set(' ')\n",
    "\n",
    "#TO SHOW THE DATA INSIDE THE CSV FILE ALONG WITH THE COMPUTED AREA AND PERIMETER\n",
    "def on_view():\n",
    "    with open('ActProb6.csv','r') as fp:\n",
    "            fscanf=csv.reader(fp)\n",
    "            next(fscanf)\n",
    "            index = 1\n",
    "            print('\\n# \\tSide 1 \\tSide 2 \\tSide 3 \\tArea \\tPerimeter')\n",
    "            for i in fscanf:\n",
    "                z = float(i[0]) \n",
    "                y = float(i[1])\n",
    "                x = float(i[2])\n",
    "                print(\"{:<2}\\t\".format(index),end='')\n",
    "                index = index + 1\n",
    "                print('%.2f\\t' %z,end='')\n",
    "                print('%.2f\\t' %y,end='')\n",
    "                print('%.2f\\t' %x,end='')\n",
    "                ar = 0.5 * float(z) * float(y)\n",
    "                print('%.2f\\t' %ar ,end='')\n",
    "                per = float(z) + float(y) + float(x)\n",
    "                print('%.2f' %per)\n",
    "    fp.close()\n",
    "    \n",
    "#defining components\n",
    "s1 = StringVar()\n",
    "s2 = StringVar()\n",
    "s3 = StringVar()\n",
    "txtArea = StringVar()\n",
    "txtPerimeter = StringVar()\n",
    "\n",
    "#FOR THE LAYOUT WINDOW\n",
    "Label(my_window, text = 'Side 1 (Base): ').grid(row = 0, column = 0)\n",
    "Entry(my_window, textvariable = s1, width = 20, border = 3).grid(row = 0, column = 1)\n",
    "Label(my_window, text = 'Side 2 (Height): ').grid(row = 1, column = 0)\n",
    "Entry(my_window, textvariable = s2, width = 20, border = 3).grid(row = 1, column = 1)\n",
    "Label(my_window, text = 'Side 3: ').grid(row = 2, column = 0)\n",
    "Entry(my_window, textvariable = s3, width = 20, border = 3).grid(row = 2, column = 1)\n",
    "Label(my_window, text = 'Area: ').grid(row = 3, column = 0)\n",
    "Entry(my_window, textvariable = txtArea, width = 20, border = 3, state = 'disabled').grid(row = 3, column = 1)\n",
    "Label(my_window, text = 'Perimeter: ').grid(row = 4, column = 0)\n",
    "Entry(my_window, textvariable = txtPerimeter, width = 20, border = 3, state = 'disabled').grid(row = 4, column = 1)\n",
    "Button(my_window, text = 'Save', command = on_save, width = 10).grid(row = 5, column = 0)\n",
    "Button(my_window, text = 'Clear', command = on_clear, width = 10).grid(row = 5, column = 1)\n",
    "Button(my_window, text = 'View', command = on_view, width = 10).grid(row = 5, column = 2)\n",
    "\n",
    "my_window.mainloop()"
   ]
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