ML-For-Beginners/translations/tl/6-NLP/5-Hotel-Reviews-2/solution/1-notebook.ipynb

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   "source_file": "6-NLP/5-Hotel-Reviews-2/solution/1-notebook.ipynb",
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 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [],
   "source": [
    "import pandas as pd\n",
    "import time\n",
    "import ast"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [],
   "source": [
    "def replace_address(row):\n",
    "    if \"Netherlands\" in row[\"Hotel_Address\"]:\n",
    "        return \"Amsterdam, Netherlands\"\n",
    "    elif \"Barcelona\" in row[\"Hotel_Address\"]:\n",
    "        return \"Barcelona, Spain\"\n",
    "    elif \"United Kingdom\" in row[\"Hotel_Address\"]:\n",
    "        return \"London, United Kingdom\"\n",
    "    elif \"Milan\" in row[\"Hotel_Address\"]:        \n",
    "        return \"Milan, Italy\"\n",
    "    elif \"France\" in row[\"Hotel_Address\"]:\n",
    "        return \"Paris, France\"\n",
    "    elif \"Vienna\" in row[\"Hotel_Address\"]:\n",
    "        return \"Vienna, Austria\" \n",
    "    else:\n",
    "        return row.Hotel_Address\n",
    "    "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Load the hotel reviews from CSV\n",
    "start = time.time()\n",
    "df = pd.read_csv('../../data/Hotel_Reviews.csv')\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [],
   "source": [
    "# dropping columns we will not use:\n",
    "df.drop([\"lat\", \"lng\"], axis = 1, inplace=True)\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Replace all the addresses with a shortened, more useful form\n",
    "df[\"Hotel_Address\"] = df.apply(replace_address, axis = 1)\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Drop `Additional_Number_of_Scoring`\n",
    "df.drop([\"Additional_Number_of_Scoring\"], axis = 1, inplace=True)\n",
    "# Replace `Total_Number_of_Reviews` and `Average_Score` with our own calculated values\n",
    "df.Total_Number_of_Reviews = df.groupby('Hotel_Name').transform('count')\n",
    "df.Average_Score = round(df.groupby('Hotel_Name').Reviewer_Score.transform('mean'), 1)\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Process the Tags into new columns\n",
    "# The file Hotel_Reviews_Tags.py, identifies the most important tags\n",
    "# Leisure trip, Couple, Solo traveler, Business trip, Group combined with Travelers with friends, \n",
    "# Family with young children, Family with older children, With a pet\n",
    "df[\"Leisure_trip\"] = df.Tags.apply(lambda tag: 1 if \"Leisure trip\" in tag else 0)\n",
    "df[\"Couple\"] = df.Tags.apply(lambda tag: 1 if \"Couple\" in tag else 0)\n",
    "df[\"Solo_traveler\"] = df.Tags.apply(lambda tag: 1 if \"Solo traveler\" in tag else 0)\n",
    "df[\"Business_trip\"] = df.Tags.apply(lambda tag: 1 if \"Business trip\" in tag else 0)\n",
    "df[\"Group\"] = df.Tags.apply(lambda tag: 1 if \"Group\" in tag or \"Travelers with friends\" in tag else 0)\n",
    "df[\"Family_with_young_children\"] = df.Tags.apply(lambda tag: 1 if \"Family with young children\" in tag else 0)\n",
    "df[\"Family_with_older_children\"] = df.Tags.apply(lambda tag: 1 if \"Family with older children\" in tag else 0)\n",
    "df[\"With_a_pet\"] = df.Tags.apply(lambda tag: 1 if \"With a pet\" in tag else 0)\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "metadata": {},
   "outputs": [],
   "source": [
    "# No longer need any of these columns\n",
    "df.drop([\"Review_Date\", \"Review_Total_Negative_Word_Counts\", \"Review_Total_Positive_Word_Counts\", \"days_since_review\", \"Total_Number_of_Reviews_Reviewer_Has_Given\"], axis = 1, inplace=True)\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "metadata": {},
   "outputs": [
    {
     "output_type": "stream",
     "name": "stdout",
     "text": [
      "Saving results to Hotel_Reviews_Filtered.csv\n",
      "Filtering took 23.74 seconds\n"
     ]
    }
   ],
   "source": [
    "# Saving new data file with calculated columns\n",
    "print(\"Saving results to Hotel_Reviews_Filtered.csv\")\n",
    "df.to_csv(r'../../data/Hotel_Reviews_Filtered.csv', index = False)\n",
    "end = time.time()\n",
    "print(\"Filtering took \" + str(round(end - start, 2)) + \" seconds\")\n"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "\n---\n\n**Paunawa**:  \nAng dokumentong ito ay isinalin gamit ang AI translation service na [Co-op Translator](https://github.com/Azure/co-op-translator). Bagama't sinisikap naming maging tumpak, pakitandaan na ang mga awtomatikong pagsasalin ay maaaring maglaman ng mga pagkakamali o hindi pagkakatugma. Ang orihinal na dokumento sa kanyang katutubong wika ang dapat ituring na opisyal na sanggunian. Para sa mahalagang impormasyon, inirerekomenda ang propesyonal na pagsasalin ng tao. Hindi kami mananagot sa anumang hindi pagkakaunawaan o maling interpretasyon na maaaring magmula sa paggamit ng pagsasaling ito.\n"
   ]
  }
 ]
}