Partially fixes 798 by adding hashing support to roh_hmm function in anopheles.py

[tristanpwdennis]

Will update this to add hashing support to cohort_diversity_stats too.

[leehart]

Linking issue #798

[leehart]

Looks like this is just waiting for a review.

[leehart]

Just noting the current integration test failures here for visibility:

=========================== short test summary info ============================
FAILED tests/integration/test_ag3.py::test_cross_metadata - AssertionError: assert ***'AC0300-C', ...C0306-C', ...*** == ***'AC0300-C', ...C0306-C', ...***
  
  Extra items in the right set:
  'AD0425-C'
  'AD0733-C'
[...]
FAILED tests/integration/test_ag3.py::test_phenotypes_with_snp_calls - IndexError: Boolean array size 22977 is used to index array with shape (10001, 22605, 2).
============ 2 failed, 109 passed, 2 warnings in 824.57s (0:13:44) =============

Also the current Notebook failure:

[NbConvertApp] Converting notebook notebooks/extra_metadata.ipynb to notebook
Traceback (most recent call last):
  File "/opt/hostedtoolcache/Python/3.12.11/x64/lib/python3.12/site-packages/jupyter_core/utils/__init__.py", line 154, in wrapped
    asyncio.get_running_loop()
RuntimeError: no running event loop

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/hostedtoolcache/Python/3.12.11/x64/bin/jupyter-nbconvert", line 7, in <module>
    sys.exit(main())
             ^^^^^^
  File "/opt/hostedtoolcache/Python/3.12.11/x64/lib/python3.12/site-packages/jupyter_core/application.py", line 284, in launch_instance
    super().launch_instance(argv=argv, **kwargs)
  File "/opt/hostedtoolcache/Python/3.12.11/x64/lib/python3.12/site-packages/traitlets/config/application.py", line 1075, in launch_instance
    app.start()
  File "/opt/hostedtoolcache/Python/3.12.11/x64/lib/python3.12/site-packages/nbconvert/nbconvertapp.py", line 420, in start
    self.convert_notebooks()
  File "/opt/hostedtoolcache/Python/3.12.11/x64/lib/python3.12/site-packages/nbconvert/nbconvertapp.py", line 597, in convert_notebooks
    self.convert_single_notebook(notebook_filename)
  File "/opt/hostedtoolcache/Python/3.12.11/x64/lib/python3.12/site-packages/nbconvert/nbconvertapp.py", line 563, in convert_single_notebook
    output, resources = self.export_single_notebook(
                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/hostedtoolcache/Python/3.12.11/x64/lib/python3.12/site-packages/nbconvert/nbconvertapp.py", line 487, in export_single_notebook
    output, resources = self.exporter.from_filename(
    820     data = indexing.apply_indexer(indexable, indexer)

File /opt/hostedtoolcache/Python/3.12.11/x64/lib/python3.12/site-packages/xarray/core/variable.py:656, in Variable._broadcast_indexes(self, key)
    650 if all(
    651     (isinstance(k, BASIC_INDEXING_TYPES) and not isinstance(k, bool))
    652     for k in key
    653 ):
    654     return self._broadcast_indexes_basic(key)
--> 656 self._validate_indexers(key)
    657 # Detect it can be mapped as an outer indexer
    658 # If all key is unlabeled, or
    659 # key can be mapped as an OuterIndexer.
    660 if all(not isinstance(k, Variable) for k in key):

File /opt/hostedtoolcache/Python/3.12.11/x64/lib/python3.12/site-packages/xarray/core/variable.py:700, in Variable._validate_indexers(self, key)
    698 if k.dtype.kind == "b":
    699     if self.shape[self.get_axis_num(dim)] != len(k):
--> 700         raise IndexError(
    701             f"Boolean array size ***len(k):d*** is used to index array "
    702             f"with shape ***self.shape***."
    703         )
    704     if k.ndim > 1:
    705         raise IndexError(
    706             f"***k.ndim***-dimensional boolean indexing is not supported. "
    707         )

IndexError: Boolean array size 3453 is used to index array with shape (52226568, 3081, 2).