Improve error handling

index.py

@@ -25,7 +25,12 @@ def main_page():
 @app.route("/article", methods=["POST"])
 def show_article():
     link = flask.request.form["link"]
+    try:
         return bypass_paywall(link)
+    except requests.exceptions.RequestException as e:
+        return str(e), 400
+    except e:
+        raise e
 
 @app.route("/", defaults={"path": ""})
 @app.route('/<path:path>', methods=["GET"])
@@ -36,8 +41,13 @@ def get_article(path):
     if len(parts) >= 5:
         actual_url = 'https://' + parts[4].lstrip('/')
         print(actual_url)
+        try:
             return bypass_paywall(actual_url)
+        except requests.exceptions.RequestException as e:
+            return str(e), 400
+        except e:
+            raise e
     else:
-        return "invalid url", 400
+        return "Invalid URL", 400
 
 app.run(debug=False)

portable.py

@@ -106,7 +106,12 @@ def main_page():
 @app.route("/article", methods=["POST"])
 def show_article():
     link = flask.request.form["link"]
+    try:
         return bypass_paywall(link)
+    except requests.exceptions.RequestException as e:
+        return str(e), 400
+    except e:
+        raise e
 
 @app.route("/", defaults={"path": ""})
 @app.route('/<path:path>', methods=["GET"])
@@ -115,9 +120,14 @@ def get_article(path):
     parts = full_url.split('/',4)
     if len(parts) >= 5:
         actual_url = 'https://' + parts[4].lstrip('/')
+        try:
             return bypass_paywall(actual_url)
+        except requests.exceptions.RequestException as e:
+            return str(e), 400
+        except e:
+            raise e
     else:
-        return "invalid url", 400
+        return "Invalid URL", 400
 
 
 app.run(debug=False)