Mission_to_Mars.ipynb

{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Mission to Mars"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Dependencies and Setup\n",
    "from bs4 import BeautifulSoup\n",
    "from splinter import Browser\n",
    "import pandas as pd"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### Mac"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Set Executable Path & Initialize Chrome Browser\n",
    "executable_path = {\"executable_path\": \"/usr/local/bin/chromedriver\"}\n",
    "browser = Browser(\"chrome\", **executable_path, headless=False)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### Windows"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Set Executable Path & Initialize Chrome Browser\n",
    "# executable_path = {\"executable_path\": \"./chromedriver.exe\"}\n",
    "# browser = Browser(\"chrome\", **executable_path)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### NASA Mars News"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Visit the NASA Mars News Site\n",
    "url = \"https://mars.nasa.gov/news/\"\n",
    "browser.visit(url)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Parse Results HTML with BeautifulSoup\n",
    "# Find Everything Inside:\n",
    "#   <ul class=\"item_list\">\n",
    "#     <li class=\"slide\">\n",
    "\n",
    "html = browser.html\n",
    "news_soup = BeautifulSoup(html, \"html.parser\")\n",
    "slide_element = news_soup.select_one(\"ul.item_list li.slide\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "<div class=\"content_title\"><a href=\"/news/8424/nasas-mars-helicopter-completes-flight-tests/\" target=\"_self\">NASA's Mars Helicopter Completes Flight Tests</a></div>"
      ]
     },
     "execution_count": 6,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "slide_element.find(\"div\", class_=\"content_title\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "NASA's Mars Helicopter Completes Flight Tests\n"
     ]
    }
   ],
   "source": [
    "# Scrape the Latest News Title\n",
    "# Use Parent Element to Find First <a> Tag and Save it as news_title\n",
    "news_title = slide_element.find(\"div\", class_=\"content_title\").get_text()\n",
    "print(news_title)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "The first helicopter to fly on Mars had its first flight on Earth.\n"
     ]
    }
   ],
   "source": [
    "# Scrape the Latest Paragraph Text\n",
    "news_paragraph = slide_element.find(\"div\", class_=\"article_teaser_body\").get_text()\n",
    "print(news_paragraph)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### JPL Mars Space Images - Featured Image"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Visit the NASA JPL (Jet Propulsion Laboratory) Site\n",
    "executable_path = {\"executable_path\": \"/usr/local/bin/chromedriver\"}\n",
    "browser = Browser(\"chrome\", **executable_path)\n",
    "url = \"https://www.jpl.nasa.gov/spaceimages/?search=&category=Mars\"\n",
    "browser.visit(url)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Ask Splinter to Go to Site and Click Button with Class Name full_image\n",
    "# <button class=\"full_image\">Full Image</button>\n",
    "full_image_button = browser.find_by_id(\"full_image\")\n",
    "full_image_button.click()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Find \"More Info\" Button and Click It\n",
    "browser.is_element_present_by_text(\"more info\", wait_time=1)\n",
    "more_info_element = browser.find_link_by_partial_text(\"more info\")\n",
    "more_info_element.click()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Parse Results HTML with BeautifulSoup\n",
    "html = browser.html\n",
    "image_soup = BeautifulSoup(html, \"html.parser\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'/spaceimages/images/largesize/PIA16021_hires.jpg'"
      ]
     },
     "execution_count": 13,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "img_url = image_soup.select_one(\"figure.lede a img\").get(\"src\")\n",
    "img_url"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "https://www.jpl.nasa.gov/spaceimages/images/largesize/PIA16021_hires.jpg\n"
     ]
    }
   ],
   "source": [
    "# Use Base URL to Create Absolute URL\n",
    "img_url = f\"https://www.jpl.nasa.gov{img_url}\"\n",
    "print(img_url)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Mars Weather"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Visit the Mars Weather Twitter Account\n",
    "executable_path = {\"executable_path\": \"/usr/local/bin/chromedriver\"}\n",
    "browser = Browser(\"chrome\", **executable_path, headless=False)\n",
    "url = \"https://twitter.com/marswxreport?lang=en\"\n",
    "browser.visit(url)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 16,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Parse Results HTML with BeautifulSoup\n",
    "html = browser.html\n",
    "weather_soup = BeautifulSoup(html, \"html.parser\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 17,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Find a Tweet with the data-name `Mars Weather`\n",
    "mars_weather_tweet = weather_soup.find(\"div\", \n",
    "                                       attrs={\n",
    "                                           \"class\": \"tweet\", \n",
    "                                            \"data-name\": \"Mars Weather\"\n",
    "                                        })"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 18,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "InSight sol 115 (2019-03-24) low -96.0ºC (-140.7ºF) high -15.5ºC (4.1ºF)\n",
      "pressure at 7.30 hPapic.twitter.com/01vh3kQISH\n"
     ]
    }
   ],
   "source": [
    "# Search Within Tweet for <p> Tag Containing Tweet Text\n",
    "mars_weather = mars_weather_tweet.find(\"p\", \"tweet-text\").get_text()\n",
    "print(mars_weather)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Mars Facts"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 19,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "                      0                              1\n",
      "0  Equatorial Diameter:                       6,792 km\n",
      "1       Polar Diameter:                       6,752 km\n",
      "2                 Mass:  6.42 x 10^23 kg (10.7% Earth)\n",
      "3                Moons:            2 (Phobos & Deimos)\n",
      "4       Orbit Distance:       227,943,824 km (1.52 AU)\n",
      "5         Orbit Period:           687 days (1.9 years)\n",
      "6  Surface Temperature:                  -153 to 20 °C\n",
      "7         First Record:              2nd millennium BC\n",
      "8          Recorded By:           Egyptian astronomers\n"
     ]
    },
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Value</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Description</th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>Equatorial Diameter:</th>\n",
       "      <td>6,792 km</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Polar Diameter:</th>\n",
       "      <td>6,752 km</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Mass:</th>\n",
       "      <td>6.42 x 10^23 kg (10.7% Earth)</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Moons:</th>\n",
       "      <td>2 (Phobos &amp; Deimos)</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Orbit Distance:</th>\n",
       "      <td>227,943,824 km (1.52 AU)</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Orbit Period:</th>\n",
       "      <td>687 days (1.9 years)</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Surface Temperature:</th>\n",
       "      <td>-153 to 20 °C</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>First Record:</th>\n",
       "      <td>2nd millennium BC</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Recorded By:</th>\n",
       "      <td>Egyptian astronomers</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                                              Value\n",
       "Description                                        \n",
       "Equatorial Diameter:                       6,792 km\n",
       "Polar Diameter:                            6,752 km\n",
       "Mass:                 6.42 x 10^23 kg (10.7% Earth)\n",
       "Moons:                          2 (Phobos & Deimos)\n",
       "Orbit Distance:            227,943,824 km (1.52 AU)\n",
       "Orbit Period:                  687 days (1.9 years)\n",
       "Surface Temperature:                  -153 to 20 °C\n",
       "First Record:                     2nd millennium BC\n",
       "Recorded By:                   Egyptian astronomers"
      ]
     },
     "execution_count": 19,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# Visit the Mars Facts Site Using Pandas to Read\n",
    "mars_df = pd.read_html(\"https://space-facts.com/mars/\")[0]\n",
    "print(mars_df)\n",
    "mars_df.columns=[\"Description\", \"Value\"]\n",
    "mars_df.set_index(\"Description\", inplace=True)\n",
    "mars_df"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Mars Hemispheres"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 20,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Visit the USGS Astrogeology Science Center Site\n",
    "executable_path = {\"executable_path\": \"/usr/local/bin/chromedriver\"}\n",
    "browser = Browser(\"chrome\", **executable_path, headless=False)\n",
    "url = \"https://astrogeology.usgs.gov/search/results?q=hemisphere+enhanced&k1=target&v1=Mars\"\n",
    "browser.visit(url)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 21,
   "metadata": {},
   "outputs": [],
   "source": [
    "hemisphere_image_urls = []\n",
    "\n",
    "# Get a List of All the Hemispheres\n",
    "links = browser.find_by_css(\"a.product-item h3\")\n",
    "for item in range(len(links)):\n",
    "    hemisphere = {}\n",
    "    \n",
    "    # Find Element on Each Loop to Avoid a Stale Element Exception\n",
    "    browser.find_by_css(\"a.product-item h3\")[item].click()\n",
    "    \n",
    "    # Find Sample Image Anchor Tag & Extract <href>\n",
    "    sample_element = browser.find_link_by_text(\"Sample\").first\n",
    "    hemisphere[\"img_url\"] = sample_element[\"href\"]\n",
    "    \n",
    "    # Get Hemisphere Title\n",
    "    hemisphere[\"title\"] = browser.find_by_css(\"h2.title\").text\n",
    "    \n",
    "    # Append Hemisphere Object to List\n",
    "    hemisphere_image_urls.append(hemisphere)\n",
    "    \n",
    "    # Navigate Backwards\n",
    "    browser.back()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 22,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[{'img_url': 'http://astropedia.astrogeology.usgs.gov/download/Mars/Viking/cerberus_enhanced.tif/full.jpg',\n",
       "  'title': 'Cerberus Hemisphere Enhanced'},\n",
       " {'img_url': 'http://astropedia.astrogeology.usgs.gov/download/Mars/Viking/schiaparelli_enhanced.tif/full.jpg',\n",
       "  'title': 'Schiaparelli Hemisphere Enhanced'},\n",
       " {'img_url': 'http://astropedia.astrogeology.usgs.gov/download/Mars/Viking/syrtis_major_enhanced.tif/full.jpg',\n",
       "  'title': 'Syrtis Major Hemisphere Enhanced'},\n",
       " {'img_url': 'http://astropedia.astrogeology.usgs.gov/download/Mars/Viking/valles_marineris_enhanced.tif/full.jpg',\n",
       "  'title': 'Valles Marineris Hemisphere Enhanced'}]"
      ]
     },
     "execution_count": 22,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "hemisphere_image_urls"
   ]
  }
 ],
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   "display_name": "Python 3",
   "language": "python",
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