Take into account "sum" keyword for particle current

3 jobs for particle_current in 19 seconds (queued for 1 second)
latest
Status Name Job ID Coverage
  Build
failed build:package #77987

00:00:19

 
  Test
skipped build:documentation #77989
skipped test:package #77988
 
Name Stage Failure
failed
build:package Build
  File "setup.py", line 261, in ext_modules
compile_time_env={'SPARSELIB': SPARSELIB}
File "/usr/local/lib/python3.4/dist-packages/Cython/Build/Dependencies.py", line 934, in cythonize
cythonize_one(*args)
File "/usr/local/lib/python3.4/dist-packages/Cython/Build/Dependencies.py", line 1056, in cythonize_one
raise CompileError(None, pyx_file)
Cython.Compiler.Errors.CompileError: tkwant/energy/current.pyx
Authenticating with credentials from /root/.docker/config.json
ERROR: Job failed: exit code 1