Update app.py

app.py

@@ -39,7 +39,7 @@ def process_results(results, query):
         language = result["language"]
         code_height = min(600, len(text_html.split('\n')) * 20) # limit to maximum height of 600px
         results_html += """\
-        <p style='font-size:16px; text-align: left;'><b>Source: </b><a target="_blank" href="https://github.com/{}">{}</a>&nbsp;&nbsp;&nbsp;|&nbsp;&nbsp;&nbsp;<b>Language:</b> \
+        <p style='font-size:16px; text-align: left;'><b>Source: </b><a target="_blank" href="https://github.com/tree/master/{}">{}</a>&nbsp;&nbsp;&nbsp;|&nbsp;&nbsp;&nbsp;<b>Language:</b> \
         <span style='color: #00134d;'>{}</span>&nbsp;&nbsp;&nbsp;|&nbsp;&nbsp;&nbsp;<b>License: </b><span style='color: #00134d;'>{}</span></p>
         <br>
         <pre style='height: {}px; overflow-y: scroll; overflow-x: hidden; color: #d9d9d9;border: 1px solid #e6b800; padding: 10px'><code>{}</code></pre>