# Buggy code
def execute_payment(paypal_payer_id, paypal_payment_id):
    """
    Execute payemnt and charge the user.
    :param paypal_payment_id: payment_id
    :param paypal_payer_id: payer_id
    :return: Result of the transaction.
    """

    payment = paypalrestsdk.Payment.find(paypal_payment_id)

    if payment.execute({"payer_id": paypal_payer_id}):
        return True
    else:
        return False, payment.error


# Traceback (TypeError)
INFO:werkzeug:127.0.0.1 - - [25/Jul/2018 12:13:40] "POST /v1/orders/852cf23e-f6ca-4af2-ad6d-38639db5fa17/charge? HTTP/1.1" 500 - Traceback (most recent call last): File "/home/rs/Pradeep/github/open-event-server/env/lib/python3.5/site-packages/flask/app.py", line 2309, in __call__ return self.wsgi_app(environ, start_response) File "/home/rs/Pradeep/github/open-event-server/app/__init__.py", line 67, in __call__ return self.app(environ, start_response) File "/home/rs/Pradeep/github/open-event-server/env/lib/python3.5/site-packages/flask/app.py", line 2295, in wsgi_app response = self.handle_exception(e) File "/home/rs/Pradeep/github/open-event-server/env/lib/python3.5/site-packages/flask_cors/extension.py", line 161, in wrapped_function return cors_after_request(app.make_response(f(*args, **kwargs))) File "/home/rs/Pradeep/github/open-event-server/env/lib/python3.5/site-packages/flask_cors/extension.py", line 161, in wrapped_function return cors_after_request(app.make_response(f(*args, **kwargs))) File "/home/rs/Pradeep/github/open-event-server/env/lib/python3.5/site-packages/flask/app.py", line 1741, in handle_exception reraise(exc_type, exc_value, tb) File "/home/rs/Pradeep/github/open-event-server/env/lib/python3.5/site-packages/flask/_compat.py", line 35, in reraise raise value File "/home/rs/Pradeep/github/open-event-server/env/lib/python3.5/site-packages/flask/app.py", line 2292, in wsgi_app response = self.full_dispatch_request() File "/home/rs/Pradeep/github/open-event-server/env/lib/python3.5/site-packages/flask/app.py", line 1815, in full_dispatch_request rv = self.handle_user_exception(e) File "/home/rs/Pradeep/github/open-event-server/env/lib/python3.5/site-packages/flask_cors/extension.py", line 161, in wrapped_function return cors_after_request(app.make_response(f(*args, **kwargs))) File "/home/rs/Pradeep/github/open-event-server/env/lib/python3.5/site-packages/flask_cors/extension.py", line 161, in wrapped_function return cors_after_request(app.make_response(f(*args, **kwargs))) File "/home/rs/Pradeep/github/open-event-server/env/lib/python3.5/site-packages/flask/app.py", line 1718, in handle_user_exception reraise(exc_type, exc_value, tb) File "/home/rs/Pradeep/github/open-event-server/env/lib/python3.5/site-packages/flask/_compat.py", line 35, in reraise raise value File "/home/rs/Pradeep/github/open-event-server/env/lib/python3.5/site-packages/flask/app.py", line 1813, in full_dispatch_request rv = self.dispatch_request() File "/home/rs/Pradeep/github/open-event-server/env/lib/python3.5/site-packages/flask/app.py", line 1799, in dispatch_request return self.view_functions[rule.endpoint](**req.view_args) File "/home/rs/Pradeep/github/open-event-server/app/api/helpers/permissions.py", line 45, in decorator return fn(*args, **kwargs) File "/home/rs/Pradeep/github/open-event-server/env/src/flask-rest-jsonapi/flask_rest_jsonapi/decorators.py", line 32, in wrapper return func(*args, **kwargs) File "/home/rs/Pradeep/github/open-event-server/env/lib/python3.5/site-packages/flask/views.py", line 88, in view return self.dispatch_request(*args, **kwargs) File "/home/rs/Pradeep/github/open-event-server/env/src/flask-rest-jsonapi/flask_rest_jsonapi/resource.py", line 68, in dispatch_request response = method(*args, **kwargs) File "/home/rs/Pradeep/github/open-event-server/env/src/flask-rest-jsonapi/flask_rest_jsonapi/decorators.py", line 56, in wrapper return func(*args, **kwargs) File "/home/rs/Pradeep/github/open-event-server/env/src/flask-rest-jsonapi/flask_rest_jsonapi/resource.py", line 204, in post obj = self._data_layer.create_object(data, kwargs) File "/home/rs/Pradeep/github/open-event-server/app/api/data_layers/ChargesLayer.py", line 58, in create_object data['paypal_payment_id']) File "/home/rs/Pradeep/github/open-event-server/app/api/helpers/ticketing.py", line 156, in charge_paypal_order_payment status, error = PayPalPaymentsManager.execute_payment(paypal_payer_id, paypal_payment_id)
TypeError: 'bool' object is not iterable

# Fixed code
def execute_payment(paypal_payer_id, paypal_payment_id):
    """
    Execute payemnt and charge the user.
    :param paypal_payment_id: payment_id
    :param paypal_payer_id: payer_id
    :return: Result of the transaction.
    """

    payment = paypalrestsdk.Payment.find(paypal_payment_id)

    if payment.execute({"payer_id": paypal_payer_id}):
        return True, "Successfully Executed"
    else:
        return False, payment.error