Parallel Stream File Parsing with ray.io (#260)

* add ray dep for parallelization

* add ray as testing dep

* fix up docstrings

* add proper capitalization, fix dtypes in A / eV

* use Union instead of |

* [pre-commit.ci] auto fixes from pre-commit.com hooks

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* maybe fix build issue

* remove unused imports, attr

* add average cell method

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* fix wavelength for empty peak lists

* fix numpy v1 support

* add numpy v1 to matrix

* fix numpy versioning

* pass through kwargs to ray.init

* [pre-commit.ci] auto fixes from pre-commit.com hooks

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* enable read only stream parsing

* [pre-commit.ci] auto fixes from pre-commit.com hooks

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* remove unused imports

* fix column spec, add option to disable ray, make num_cpus explicit

* test with and without ray

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* add error message

* clean up dataset creation

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* remove unused variable

* removed unused timing stuff

* removed unused DataSeries

---------

Co-authored-by: Kevin Dalton <kmdalton@slac.stanford.edu>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Kevin Dalton <kmdalton@pop-os.localdomain>

.github/workflows/build.yml

@@ -34,6 +34,7 @@ jobs:
         python -m pip install --upgrade pip
         pip install "${{ matrix.numpy-version }}"
         pip install -e .
+        pip install ray
 
     - name: Test with pytest
       run: |