Assignment-8.ipynb

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    "## PyInputPlus Module :\n",
    "   - PyInputPlus contains functions similar to input() for several kinds of data: numbers, dates, email addresses, and more.\n",
    "   - PyInputPlus will reprompt them for input if it didnt match the condition. \n",
    "   - PyInputPlus also has other useful features like a limit for the number of times it reprompts users and a timeout if             users are required to respond within a time limit."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## No Python Standard Library is not included with PyInputPlus.You need to manually install using pip command."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## PyInputPlus commonly imported with import pyinputplus as pyip because shortername becomes easy to call it's functions"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Difference between inputInt() and inputFloat() is that whatever user will enter inputInt() will convert the value in int and for floating values it will convert inputfloat()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Enter a number: Akash\n",
      "'Akash' is not an integer.\n",
      "Enter a number: 23\n",
      "23\n"
     ]
    }
   ],
   "source": [
    "## In below example, you see that unlike input(), these functions return an int or float value: 2 or 2.0 instead of the strings '42' and '3.14'.\n",
    "import pyinputplus as pyip\n",
    "result = pyip.inputInt(prompt='Enter a number: ')\n",
    "print(result)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 19,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Enter a number: 5.0\n",
      "Converted to int:  5\n"
     ]
    }
   ],
   "source": [
    "## Using inputInt()\n",
    "result = pyip.inputInt(prompt='Enter a number: ')\n",
    "print(\"Converted to int: \",result)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 17,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Enter a number: 34\n",
      "Converted to Float:  34.0\n"
     ]
    }
   ],
   "source": [
    "## Using inputFloat()\n",
    "g = pyip.inputFloat(prompt='Enter a number: ')\n",
    "print(\"Converted to Float: \",g)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Enter wholeNumber from 0 to 99 : 2.5\n",
      "'2.5' is not an integer.\n",
      "Enter wholeNumber from 0 to 99 : 2\n"
     ]
    }
   ],
   "source": [
    "## WholeNumber Validation\n",
    "response = pyip.inputInt('Enter wholeNumber from 0 to 99 : ', min=0,max=99)"
   ]
  },
  {
   "cell_type": "markdown",
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   "source": [
    "## The allowRegexes and blockRegexes keyword arguments take a list of regular expression strings to determine what the PyInputPlus function will accept or reject as valid input."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
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     "text": [
      "\n",
      "Blank values are not allowed.\n",
      "\n",
      "Blank values are not allowed.\n",
      "\n",
      "Blank values are not allowed.\n"
     ]
    },
    {
     "ename": "RetryLimitException",
     "evalue": "",
     "output_type": "error",
     "traceback": [
      "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[1;31mValidationException\u001b[0m                       Traceback (most recent call last)",
      "\u001b[1;32m~\\AppData\\Roaming\\Python\\Python38\\site-packages\\pyinputplus\\__init__.py\u001b[0m in \u001b[0;36m_genericInput\u001b[1;34m(prompt, default, timeout, limit, applyFunc, validationFunc, postValidateApplyFunc, passwordMask)\u001b[0m\n\u001b[0;32m    166\u001b[0m         \u001b[1;32mtry\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 167\u001b[1;33m             possibleNewUserInput = validationFunc(\n\u001b[0m\u001b[0;32m    168\u001b[0m                 \u001b[0muserInput\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32m~\\AppData\\Roaming\\Python\\Python38\\site-packages\\pyinputplus\\__init__.py\u001b[0m in \u001b[0;36m<lambda>\u001b[1;34m(value)\u001b[0m\n\u001b[0;32m    242\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 243\u001b[1;33m     validationFunc = lambda value: pysv._prevalidationCheck(\n\u001b[0m\u001b[0;32m    244\u001b[0m         \u001b[0mvalue\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mblank\u001b[0m\u001b[1;33m=\u001b[0m\u001b[0mblank\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mstrip\u001b[0m\u001b[1;33m=\u001b[0m\u001b[0mstrip\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mallowRegexes\u001b[0m\u001b[1;33m=\u001b[0m\u001b[0mallowRegexes\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mblockRegexes\u001b[0m\u001b[1;33m=\u001b[0m\u001b[0mblockRegexes\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mexcMsg\u001b[0m\u001b[1;33m=\u001b[0m\u001b[1;32mNone\u001b[0m\u001b[1;33m,\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32m~\\AppData\\Roaming\\Python\\Python38\\site-packages\\pysimplevalidate\\__init__.py\u001b[0m in \u001b[0;36m_prevalidationCheck\u001b[1;34m(value, blank, strip, allowRegexes, blockRegexes, excMsg)\u001b[0m\n\u001b[0;32m    249\u001b[0m         \u001b[1;31m# value is blank but blanks aren't allowed.\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 250\u001b[1;33m         \u001b[0m_raiseValidationException\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0m_\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m\"Blank values are not allowed.\"\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mexcMsg\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    251\u001b[0m     \u001b[1;32melif\u001b[0m \u001b[0mblank\u001b[0m \u001b[1;32mand\u001b[0m \u001b[0mvalue\u001b[0m \u001b[1;33m==\u001b[0m \u001b[1;34m\"\"\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32m~\\AppData\\Roaming\\Python\\Python38\\site-packages\\pysimplevalidate\\__init__.py\u001b[0m in \u001b[0;36m_raiseValidationException\u001b[1;34m(standardExcMsg, customExcMsg)\u001b[0m\n\u001b[0;32m    221\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mcustomExcMsg\u001b[0m \u001b[1;32mis\u001b[0m \u001b[1;32mNone\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 222\u001b[1;33m         \u001b[1;32mraise\u001b[0m \u001b[0mValidationException\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mstr\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mstandardExcMsg\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    223\u001b[0m     \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;31mValidationException\u001b[0m: Blank values are not allowed.",
      "\nDuring handling of the above exception, another exception occurred:\n",
      "\u001b[1;31mRetryLimitException\u001b[0m                       Traceback (most recent call last)",
      "\u001b[1;32m<ipython-input-13-7223a15bd62c>\u001b[0m in \u001b[0;36m<module>\u001b[1;34m\u001b[0m\n\u001b[0;32m      1\u001b[0m \u001b[1;31m## It gives to give ValidationException and later RetryLimitException\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m----> 2\u001b[1;33m \u001b[0mresponse\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mpyip\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0minputStr\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mlimit\u001b[0m\u001b[1;33m=\u001b[0m\u001b[1;36m3\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m      3\u001b[0m \u001b[0mprint\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mresponse\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32m~\\AppData\\Roaming\\Python\\Python38\\site-packages\\pyinputplus\\__init__.py\u001b[0m in \u001b[0;36minputStr\u001b[1;34m(prompt, default, blank, timeout, limit, strip, allowRegexes, blockRegexes, applyFunc, postValidateApplyFunc)\u001b[0m\n\u001b[0;32m    245\u001b[0m     )[1]\n\u001b[0;32m    246\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 247\u001b[1;33m     return _genericInput(\n\u001b[0m\u001b[0;32m    248\u001b[0m         \u001b[0mprompt\u001b[0m\u001b[1;33m=\u001b[0m\u001b[0mprompt\u001b[0m\u001b[1;33m,\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    249\u001b[0m         \u001b[0mdefault\u001b[0m\u001b[1;33m=\u001b[0m\u001b[0mdefault\u001b[0m\u001b[1;33m,\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32m~\\AppData\\Roaming\\Python\\Python38\\site-packages\\pyinputplus\\__init__.py\u001b[0m in \u001b[0;36m_genericInput\u001b[1;34m(prompt, default, timeout, limit, applyFunc, validationFunc, postValidateApplyFunc, passwordMask)\u001b[0m\n\u001b[0;32m    186\u001b[0m                 \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    187\u001b[0m                     \u001b[1;31m# If there is no default, then raise the timeout/limit exception.\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 188\u001b[1;33m                     \u001b[1;32mraise\u001b[0m \u001b[0mlimitOrTimeoutException\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    189\u001b[0m             \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    190\u001b[0m                 \u001b[1;31m# If there was no timeout/limit exceeded, let the user enter input again.\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;31mRetryLimitException\u001b[0m: "
     ]
    }
   ],
   "source": [
    "## It gives ValidationException and later RetryLimitException \n",
    "response = pyip.inputStr(limit=3)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "\n",
      "Blank values are not allowed.\n",
      "\n",
      "Blank values are not allowed.\n",
      "\n",
      "Blank values are not allowed.\n",
      "The default value is printed:  hello\n"
     ]
    }
   ],
   "source": [
    "## Here after reaching maximum reach of limit it will try to print the default value\n",
    "res = pyip.inputStr(limit=3, default='hello')\n",
    "print(\"The default value is printed: \",res)"
   ]
  }
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