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Compatibility with Zarr Trajectory format #4557

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Compatibility with Zarr Trajectory format #4557

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1f158b0
format_hint update
ljwoods2 Apr 3, 2024
ee09673
Merge branch 'MDAnalysis:develop' into zarr-wip
ljwoods2 Apr 3, 2024
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8 changes: 8 additions & 0 deletions package/MDAnalysis/coordinates/chain.py
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Original file line number Diff line number Diff line change
Expand Up @@ -387,8 +387,16 @@

.. versionadded:: 1.0.0
"""
has_zarr = False
try:
import zarr
has_zarr = True

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Added line #L393 was not covered by tests
except ImportError:
pass

return (not isinstance(thing, np.ndarray) and
util.iterable(thing) and
(not has_zarr or not isinstance(thing, zarr.Group)) and
not util.isstream(thing))

def _get_local_frame(self, k) -> Tuple[int, int]:
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