Google Apis explorer does not work on the local development server, and it does not show errors, just redirects.
INFO 2016-02-01 06:19: 42,645 module.py:787] default: "GET / _ah / api / explorer HTTP / 1.1" 302 - INFO 2016-02-01 06:19: 45,206 module.py:787 ] default: "GET /ah/api/static/proxy.html?jsh=m%3B%2F%2Fscs%2Fapps-static%2F_%2Fjs%2Fk%3Doz.gapi.en_GB.mX-Sl4wQAT8.O%2Fm% 3D__features __% 2Fam% 3DAQ% 2Frt% 3Dj% 2Fd% 3D1% 2FT% 3Dzcms% 2Frs% 3DAGLTcCNc6PXZbysb_U3xKZFWCKbDMDUETg HTTP / 1.1 "200 7933 INFO 2016-02-01 06: 19: 52,044 module ahpy7878 / module:py7878 / ah: 7878 module ahpy /api/static/proxy.html?jsh=m%3B%2F%2Fscs%2Fapps-static%2F_%2Fjs%2Fk%3Doz.gapi.en_GB.mX-Sl4wQAT8.O%2Fm%3D__features__%2Fam%3DAQ% 2Frt % 3Dj% 2Fd% 3D1% 2FT% 3Dzcms% 2Frs% 3DAGLTcCNc6PXZbysb_U3xKZFWCKbDMDUETg HTTP / 1.1 "200 7933
Im able to view the discovery document for my application also without errors. I can make calls from the javascript client to my apis, but I do not see them in apis explorer. I was able to see them on the last day, and left in the morning.
Update: Workaround
, , Chrome. , Chrome --user-data-dir=test --unsafely-treat-insecure-origin-as-secure=http://localhost:8080, google https://code.google.com/p/googleappengine/issues/detail?can=2&start=0&num=100&q=&colspec=ID%20Type%20Component%20Status%20Stars%20Summary%20Language%20Priority%20Owner%20Log&groupby=&sort=&id=12713
chrome- mac-osx, :
https://www.chromium.org/user-experience/user-data-directory