gistfile1.pytb

~ $ PORT=5000 newrelic-admin run-program python app.py
Traceback (most recent call last):
  File "app.py", line 43, in <module>
    def placeholder(width, height=None, bgd="cccccc", fgd="909090"):
  File "/app/.heroku/python/lib/python2.7/site-packages/flask/app.py", line 1013, in decorator
    self.add_url_rule(rule, endpoint, f, **options)
  File "/app/.heroku/python/lib/python2.7/site-packages/newrelic-1.12.0.56/newrelic/api/object_wrapper.py", line 237, in __call__
    self._nr_instance, args, kwargs, **self._nr_kwargs)
  File "/app/.heroku/python/lib/python2.7/site-packages/newrelic-1.12.0.56/newrelic/api/in_function.py", line 15, in wrapper
    return wrapped(*_args, **_kwargs)
  File "/app/.heroku/python/lib/python2.7/site-packages/flask/app.py", line 62, in wrapper_func
    return f(self, *args, **kwargs)
  File "/app/.heroku/python/lib/python2.7/site-packages/flask/app.py", line 984, in add_url_rule
    'existing endpoint function: %s' % endpoint)
AssertionError: View function mapping is overwriting an existing endpoint function: placeholder