3835 improve cli runtime

[lefticus]

Pull request overview

• Fixes Improve CLI runtime? #3835
• Decrease overall load time of CLI and lazy load OpenStudio ruby bindings when possible.

[tijcolem]

Thanks @lefticus! I tested and the speedup on this is impressive, especially when just running ruby scripts using the cli.
However, I ran into an error running our regression tests though.

$ openstudio model_tests.rb -n test_plenums_rb

# Running tests with run options :

Running for OpenStudio 3.0.1-beta+70fa46c421
Running for OpenStudio 3.0.1-beta+70fa46c421 (Previous=3.0.0)

# Running tests with run options -n test_plenums_rb --seed 58235:

E

Finished tests in 5.741190s, 0.1742 tests/s, 0.0000 assertions/s.


Error:
ModelTests#test_plenums_rb:
RuntimeError: Exit code 1:
Error executing argv: ["run", "-w", "/home/ubuntu/OpenStudio-resources/testruns/plenums.rb/in.osw"]
Error: superclass must be a Class (NilClass given) in :/ruby/2.5.0/gems/openstudio-workflow-2.0.0/lib/openstudio/workflow_runner.rb:42:in `<main>'
eval:175:in `eval'
eval:175:in `require_embedded_absolute'
eval:108:in `require'
:/ruby/2.5.0/rubygems/core_ext/kernel_require.rb:59:in `require'
eval:192:in `require_relative'
:/ruby/2.5.0/gems/openstudio-workflow-2.0.0/lib/openstudio-workflow.rb:50:in `<main>'
eval:175:in `eval'
eval:175:in `require_embedded_absolute'
eval:160:in `block in require_embedded'
eval:154:in `each'
eval:154:in `require_embedded'
eval:129:in `rescue in require'
eval:95:in `require'
:/ruby/2.5.0/rubygems/core_ext/kernel_require.rb:59:in `require'
:/openstudio_cli.rb:914:in `execute'
:/openstudio_cli.rb:760:in `execute'
:/openstudio_cli.rb:1754:in `<main>'
eval:175:in `eval'
eval:175:in `require_embedded_absolute'
eval:160:in `block in require_embedded'
eval:154:in `each'
eval:154:in `require_embedded'
eval:113:in `require'
eval:3:in `<main>'

    /home/ubuntu/OpenStudio-resources/test_helpers.rb:352:in `block in run_command'
    :/ruby/2.5.0/open3.rb:205:in `popen_run'
    :/ruby/2.5.0/open3.rb:95:in `popen3'
    /home/ubuntu/OpenStudio-resources/test_helpers.rb:336:in `run_command'
    /home/ubuntu/OpenStudio-resources/test_helpers.rb:699:in `sim_test'
    /home/ubuntu/OpenStudio-resources/model_tests.rb:602:in `test_plenums_rb'

1 tests, 0 assertions, 0 failures, 1 errors, 0 skips

Steps to reproduce.
On Ubuntu 18.04 Image

$ wget https://openstudio-ci-builds.s3-us-west-2.amazonaws.com/incremental/develop/4028/OpenStudio-3.0.1-beta%2B70fa46c421-Linux.deb  # Test package from this PR. 
$ sudo dpkg -i OpenStudio-3.0.1-beta+70fa46c421-Linux.deb 
$ git clone https://github.com/NREL/OpenStuido-resources && cd OpenStuido-resources
$ openstudio model_tests.rb -n test_plenums_rb # Any test will yeild the same error.  

[ci-commercialbuildings]

CI Results for 713b1aa:

• Linux:

  • OpenStudio-3.0.1-beta+713b1aa2d8-Linux.deb
  • OpenStudio-3.0.1-beta+713b1aa2d8-Linux.tar.gz

• Darwin:

  • OpenStudio-3.0.1-beta+713b1aa2d8-Darwin.dmg
  • OpenStudio-3.0.1-beta+713b1aa2d8-Darwin.tar.gz

• Windows:

  • OpenStudio-3.0.1-beta+713b1aa2d8-Windows.exe
  • OpenStudio-3.0.1-beta+713b1aa2d8-Windows.tar.gz

[tijcolem]

Thanks @jmarrec. That did and now test is passing. This is good to go.

[lefticus]

Thanks @jmarrec