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    <title>DEV Community: Alock75</title>
    <description>The latest articles on DEV Community by Alock75 (@alock75).</description>
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    <item>
      <title>How to Collect Product Data from a Website with Python</title>
      <dc:creator>Alock75</dc:creator>
      <pubDate>Sun, 26 Jul 2026 22:50:15 +0000</pubDate>
      <link>https://dev.to/alock75/how-to-collect-product-data-from-a-website-with-python-268o</link>
      <guid>https://dev.to/alock75/how-to-collect-product-data-from-a-website-with-python-268o</guid>
      <description>&lt;p&gt;In this guide, you will learn how to write a Python script that visits a website, grabs product names and prices, and saves everything into a spreadsheet file. No experience needed — we explain every step.&lt;/p&gt;

&lt;p&gt;You can find the complete source code for this project in &lt;a href="https://github.com/Alock75/python-web-scraping-beginner" rel="noopener noreferrer"&gt;this GitHub repository&lt;/a&gt;.&lt;/p&gt;




&lt;h2&gt;
  
  
  🧰 What You Need Before Starting
&lt;/h2&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;strong&gt;Python 3&lt;/strong&gt; installed on your computer (&lt;a href="https://www.python.org/downloads/" rel="noopener noreferrer"&gt;download here&lt;/a&gt;)&lt;/li&gt;
&lt;li&gt;A code editor — &lt;strong&gt;VS Code&lt;/strong&gt; works great (&lt;a href="https://code.visualstudio.com/" rel="noopener noreferrer"&gt;download here&lt;/a&gt;)&lt;/li&gt;
&lt;li&gt;Your terminal (the black window where you type commands)&lt;/li&gt;
&lt;li&gt;A basic understanding of Python (variables and &lt;code&gt;for&lt;/code&gt; loops)&lt;/li&gt;
&lt;/ul&gt;




&lt;h2&gt;
  
  
  Step 1 — Install the Tools
&lt;/h2&gt;

&lt;p&gt;We need to install 3 extra tools for Python. Open your terminal and copy-paste this line:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt;pip &lt;span class="nb"&gt;install &lt;/span&gt;requests beautifulsoup4 pandas
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Then press &lt;strong&gt;Enter&lt;/strong&gt; and wait for it to finish.&lt;/p&gt;

&lt;p&gt;📦&lt;/p&gt;

&lt;p&gt;&lt;strong&gt;What are these tools?&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;strong&gt;requests&lt;/strong&gt; — Goes to a website and downloads its content (like a browser, but in code)&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;beautifulsoup4&lt;/strong&gt; — Reads the downloaded content and helps you find specific information in it&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;pandas&lt;/strong&gt; — Puts your data into a table and saves it as a spreadsheet (&lt;code&gt;.csv&lt;/code&gt; file)&lt;/li&gt;
&lt;/ul&gt;




&lt;h2&gt;
  
  
  Step 2 — Download the Website Content
&lt;/h2&gt;

&lt;p&gt;First, we tell Python which website to visit and download its content.&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight python"&gt;&lt;code&gt;&lt;span class="kn"&gt;import&lt;/span&gt; &lt;span class="n"&gt;requests&lt;/span&gt;
&lt;span class="kn"&gt;from&lt;/span&gt; &lt;span class="n"&gt;bs4&lt;/span&gt; &lt;span class="kn"&gt;import&lt;/span&gt; &lt;span class="n"&gt;BeautifulSoup&lt;/span&gt;
&lt;span class="kn"&gt;import&lt;/span&gt; &lt;span class="n"&gt;pandas&lt;/span&gt; &lt;span class="k"&gt;as&lt;/span&gt; &lt;span class="n"&gt;pd&lt;/span&gt;

&lt;span class="c1"&gt;# The website you want to scrape
&lt;/span&gt;&lt;span class="n"&gt;URL&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;https://toscrape.com&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;

&lt;span class="c1"&gt;# This tells the website our script is a normal browser (not a robot)
&lt;/span&gt;&lt;span class="n"&gt;headers&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;User-Agent&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;Mozilla/5.0&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;
&lt;span class="p"&gt;}&lt;/span&gt;

&lt;span class="c1"&gt;# Visit the website and download the page
&lt;/span&gt;&lt;span class="n"&gt;response&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="n"&gt;requests&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;get&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="n"&gt;URL&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="n"&gt;headers&lt;/span&gt;&lt;span class="o"&gt;=&lt;/span&gt;&lt;span class="n"&gt;headers&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt;

&lt;span class="c1"&gt;# If something goes wrong, Python will tell us
&lt;/span&gt;&lt;span class="n"&gt;response&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;raise_for_status&lt;/span&gt;&lt;span class="p"&gt;()&lt;/span&gt;

&lt;span class="nf"&gt;print&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;Page downloaded successfully!&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;💡&lt;/p&gt;

&lt;p&gt;The &lt;code&gt;User-Agent&lt;/code&gt; line is important. Without it, some websites will refuse our script because they think it's a robot.&lt;/p&gt;




&lt;h2&gt;
  
  
  Step 3 — Find the Products on the Page
&lt;/h2&gt;

&lt;p&gt;Every website is built with HTML — a language that describes what goes where on a page. We use BeautifulSoup to read that HTML and find the products.&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight python"&gt;&lt;code&gt;&lt;span class="c1"&gt;# Read the HTML of the page
&lt;/span&gt;&lt;span class="n"&gt;soup&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nc"&gt;BeautifulSoup&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="n"&gt;response&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="n"&gt;text&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;html.parser&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt;

&lt;span class="c1"&gt;# Find all product cards on the page
# On toscrape.com, each product is inside an &amp;lt;article&amp;gt; tag with class "product_pod"
&lt;/span&gt;&lt;span class="n"&gt;products&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="n"&gt;soup&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;find_all&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;article&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="n"&gt;class_&lt;/span&gt;&lt;span class="o"&gt;=&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;product_pod&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt;

&lt;span class="nf"&gt;print&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="sa"&gt;f&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;We found &lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="nf"&gt;len&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="n"&gt;products&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;&lt;span class="s"&gt; products!&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;🔍&lt;/p&gt;

&lt;p&gt;&lt;strong&gt;How do you know which class name to use?&lt;/strong&gt;&lt;/p&gt;

&lt;ol&gt;
&lt;li&gt;Open the website in Chrome or Firefox&lt;/li&gt;
&lt;li&gt;Right-click on a product → click &lt;strong&gt;Inspect&lt;/strong&gt;
&lt;/li&gt;
&lt;li&gt;Look for the HTML tag and the &lt;code&gt;class="..."&lt;/code&gt; name around that product&lt;/li&gt;
&lt;li&gt;Use that class name in your code&lt;/li&gt;
&lt;/ol&gt;




&lt;h2&gt;
  
  
  Step 4 — Get the Name and Price of Each Product
&lt;/h2&gt;

&lt;p&gt;Now we go through each product one by one and grab its name and price.&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight python"&gt;&lt;code&gt;&lt;span class="c1"&gt;# This list will store all our products
&lt;/span&gt;&lt;span class="n"&gt;data&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="p"&gt;[]&lt;/span&gt;

&lt;span class="k"&gt;for&lt;/span&gt; &lt;span class="n"&gt;product&lt;/span&gt; &lt;span class="ow"&gt;in&lt;/span&gt; &lt;span class="n"&gt;products&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt;
    &lt;span class="c1"&gt;# Find the name of the product
&lt;/span&gt;    &lt;span class="n"&gt;name&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="n"&gt;product&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="n"&gt;h3&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="n"&gt;a&lt;/span&gt; &lt;span class="k"&gt;if&lt;/span&gt; &lt;span class="n"&gt;product&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="n"&gt;h3&lt;/span&gt; &lt;span class="k"&gt;else&lt;/span&gt; &lt;span class="bp"&gt;None&lt;/span&gt;

    &lt;span class="c1"&gt;# Find the price of the product
&lt;/span&gt;    &lt;span class="n"&gt;price&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="n"&gt;product&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;find&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;p&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="n"&gt;class_&lt;/span&gt;&lt;span class="o"&gt;=&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;price_color&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt;

    &lt;span class="c1"&gt;# Save the name and price (or "N/A" if not found)
&lt;/span&gt;    &lt;span class="c1"&gt;# We use name["title"] because the full product name is stored in the title attribute
&lt;/span&gt;    &lt;span class="n"&gt;data&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;append&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
        &lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;name&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="n"&gt;name&lt;/span&gt;&lt;span class="p"&gt;[&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;title&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="p"&gt;]&lt;/span&gt; &lt;span class="k"&gt;if&lt;/span&gt; &lt;span class="n"&gt;name&lt;/span&gt; &lt;span class="ow"&gt;and&lt;/span&gt; &lt;span class="n"&gt;name&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;has_attr&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;title&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="k"&gt;else&lt;/span&gt; &lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;N/A&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;price&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="n"&gt;price&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;get_text&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="n"&gt;strip&lt;/span&gt;&lt;span class="o"&gt;=&lt;/span&gt;&lt;span class="bp"&gt;True&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="k"&gt;if&lt;/span&gt; &lt;span class="n"&gt;price&lt;/span&gt; &lt;span class="k"&gt;else&lt;/span&gt; &lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;N/A&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;
    &lt;span class="p"&gt;})&lt;/span&gt;

&lt;span class="c1"&gt;# Show the first 3 results to check everything looks good
&lt;/span&gt;&lt;span class="nf"&gt;print&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="n"&gt;data&lt;/span&gt;&lt;span class="p"&gt;[:&lt;/span&gt;&lt;span class="mi"&gt;3&lt;/span&gt;&lt;span class="p"&gt;])&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;






&lt;h2&gt;
  
  
  Step 5 — Save Everything to a Spreadsheet
&lt;/h2&gt;

&lt;p&gt;Finally, we take all the data we collected and save it as a &lt;code&gt;.csv&lt;/code&gt; file (which you can open in Excel or Google Sheets).&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight python"&gt;&lt;code&gt;&lt;span class="c1"&gt;# Turn the list into a table
&lt;/span&gt;&lt;span class="n"&gt;df&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="n"&gt;pd&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;DataFrame&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="n"&gt;data&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt;

&lt;span class="c1"&gt;# Save the table as a CSV file
&lt;/span&gt;&lt;span class="n"&gt;df&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;to_csv&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;products.csv&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="n"&gt;index&lt;/span&gt;&lt;span class="o"&gt;=&lt;/span&gt;&lt;span class="bp"&gt;False&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="n"&gt;encoding&lt;/span&gt;&lt;span class="o"&gt;=&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;utf-8&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt;

&lt;span class="nf"&gt;print&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="sa"&gt;f&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="s"&gt;✅ Done! &lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="nf"&gt;len&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="n"&gt;df&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;&lt;span class="s"&gt; products saved to products.csv&lt;/span&gt;&lt;span class="sh"&gt;"&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;






&lt;h2&gt;
  
  
  ⚠️ Common Problems &amp;amp; How to Fix Them
&lt;/h2&gt;

&lt;div class="table-wrapper-paragraph"&gt;&lt;table&gt;
&lt;thead&gt;
&lt;tr&gt;
&lt;th&gt;Problem&lt;/th&gt;
&lt;th&gt;What it means&lt;/th&gt;
&lt;th&gt;How to fix it&lt;/th&gt;
&lt;/tr&gt;
&lt;/thead&gt;
&lt;tbody&gt;
&lt;tr&gt;
&lt;td&gt;&lt;code&gt;403 Forbidden&lt;/code&gt;&lt;/td&gt;
&lt;td&gt;The website blocked your script&lt;/td&gt;
&lt;td&gt;Make sure you added the &lt;code&gt;User-Agent&lt;/code&gt; header&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;&lt;code&gt;AttributeError: NoneType&lt;/code&gt;&lt;/td&gt;
&lt;td&gt;The name or price was not found on the page&lt;/td&gt;
&lt;td&gt;Check that the class names in your code match the website's HTML&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;Empty results (0 products found)&lt;/td&gt;
&lt;td&gt;The website loads products with JavaScript, not HTML&lt;/td&gt;
&lt;td&gt;This guide won't work — you'll need a more advanced tool like &lt;strong&gt;Selenium&lt;/strong&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;&lt;code&gt;ConnectionError&lt;/code&gt;&lt;/td&gt;
&lt;td&gt;No internet or the website is down&lt;/td&gt;
&lt;td&gt;Check your connection and try again&lt;/td&gt;
&lt;/tr&gt;
&lt;/tbody&gt;
&lt;/table&gt;&lt;/div&gt;




</description>
      <category>python</category>
      <category>webscraping</category>
      <category>beginners</category>
      <category>tutorial</category>
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