Adding files for webinar

78d82c70 · Arham Noman · 78d82c70 · 78d82c70
Commit 78d82c70 authored Mar 16, 2022 by Arham Noman
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PS5 prices.ipynb PS5 prices.ipynb +143 -0

timer_function.py timer_function.py +42 -0

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--- a/PS5 prices.ipynb
+++ b/PS5 prices.ipynb
+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Web scraping with BeautifulSoup"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "### Import required libraries"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "from bs4 import BeautifulSoup as soup\n",
+    "from urllib.request import urlopen as uReq\n",
+    "import pandas as pd"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "### Create an object and turn an HTML page into a soup object"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "#### Fetching the raw HTML page"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "query = \"playstation+5\"  # Put your search term here\n",
+    "my_url = 'YOUR_EBAY_URL'.format(query) # Paste the url for an Ebay search from your browser and replace the query part with a {}\n",
+    "my_url"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "uClient = uReq(my_url)\n",
+    "page_html = uClient.read()\n",
+    "uClient.close()\n",
+    "\n",
+    "page_soup = soup(page_html, 'html.parser')"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "### Find all the relevant classes and extract data"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "divs = page_soup.findAll('div',{'class':'s-item__details clearfix'})    # Find the HTML tag with the data we are looking for and fetch all instances of it\n",
+    "prices = []\n",
+    "\n",
+    "for PS5 in divs: \n",
+    "    price = PS5.find('span',{'class':\"s-item__price\"})\n",
+    "    price = price.text[1:]\n",
+    "    price = price.replace(',','')\n",
+    "    prices.append(price)\n",
+    "\n",
+    "\n",
+    "prices = pd.to_numeric(prices,errors='coerce')\n",
+    "prices"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "### Use the scraped data to get insights into the market for PS5 consoles"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import seaborn as sns\n",
+    "sns.set()\n",
+    "sns.boxplot(data=prices)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  }
+ ],
+ "metadata": {
+  "interpreter": {
+   "hash": "8fe041c8bf3f6c634cfbe99daa1d0835869ac67f33d4cde2619e21380e56c003"
+  },
+  "kernelspec": {
+   "display_name": "Python 3.9.7 64-bit",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.10.0"
+  },
+  "orig_nbformat": 4
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}
--- a/timer_function.py
+++ b/timer_function.py
+import datetime
+import logging
+import azure.functions as func
+from bs4 import BeautifulSoup as soup
+from urllib.request import urlopen as uReq
+import pandas as pd
+my_url = "YOUR_EBAY_LINK"    # Change this to your ebay search url
+def main(mytimer: func.TimerRequest) -> None:
+    utc_timestamp = datetime.datetime.utcnow().replace(
+        tzinfo=datetime.timezone.utc).isoformat()
+    #  Make the client object and read the html into a soup object
+    uClient = uReq(my_url)
+    page_html = uClient.read()
+    uClient.close()
+    page_soup = soup(page_html, 'html.parser')
+    divs = page_soup.findAll('div',{'class':'s-item__details clearfix'})
+    # Extract relevant data from the soup object
+    prices = []
+    for PS5 in divs: 
+        price = PS5.find('span',{'class':"s-item__price"})
+        price = price.text[1:]
+        price = price.replace(',','')
+        prices.append(price)
+    # Clean data and save to a file for later use
+    prices = pd.DataFrame(pd.to_numeric(prices))
+    name = "PS5" + str(utc_timestamp)  +".csv"
+    name = "".join( x for x in name if (x.isalnum() or x in "._- "))
+    prices.to_csv(name)
+    logging.info('Python timer trigger function ran at %s', utc_timestamp)