starter code for execution pools.

Author: mikeckennedy

.gitignore

@@ -119,3 +119,7 @@ src/07-multiprocessing/.idea/07-multiprocessing.iml
 src/07-multiprocessing/.idea/misc.xml
 src/07-multiprocessing/.idea/modules.xml
 src/07-multiprocessing/.idea/workspace.xml
+src/08-execution-pools/.idea/08-execution-pools.iml
+src/08-execution-pools/.idea/misc.xml
+src/08-execution-pools/.idea/modules.xml
+src/08-execution-pools/.idea/workspace.xml

src/08-execution-pools/.idea/vcs.xml

@@ -0,0 +1,52 @@
+import requests
+import bs4
+
+
+def main():
+    urls = [
+        'https://talkpython.fm',
+        'https://pythonbytes.fm',
+        'https://google.com',
+        'https://realpython.com',
+        'https://training.talkpython.fm/',
+    ]
+
+    for url in urls:
+        print("Getting title from {}".format(url.replace('https', '')),
+              end='... ',
+              flush=True)
+
+        title = get_title(url)
+
+        print("{}".format(title), flush=True)
+
+    print("Done", flush=True)
+
+
+def get_title(url: str) -> str:
+    resp = requests.get(url, headers={'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:61.0) '
+                                                    'Gecko/20100101 Firefox/61.0'})
+    resp.raise_for_status()
+
+    html = resp.text
+
+    soup = bs4.BeautifulSoup(html, features="html.parser")
+    tag: bs4.Tag = soup.select_one('h1')
+
+    if not tag:
+        return "NONE"
+
+    if not tag.text:
+        a = tag.select_one('a')
+        if a and a.text:
+            return a.text
+        elif a and 'title' in a.attrs:
+            return a.attrs['title']
+        else:
+            return "NONE"
+
+    return tag.get_text(strip=True)
+
+
+if __name__ == '__main__':
+    main()

src/08-execution-pools/program.py

@@ -0,0 +1,2 @@
+requests
+bs4