Always enable lzf compression on the hashtable dataset

See deshaw#210.
asmeurer · Oct 19, 2021 · 167d8e1 · 167d8e1
1 parent 6147e9e
commit 167d8e1
Showing 1 changed file with 4 additions and 3 deletions.
diff --git a/versioned_hdf5/hashtable.py b/versioned_hdf5/hashtable.py
@@ -86,9 +86,10 @@ def _create_hashtable(self):
  # bytes, not number of elements)
  dtype = np.dtype([('hash', 'B', (self.hash_size,)), ('shape', 'i8', (2,))])
  hash_table = f['_version_data'][name].create_dataset('hash_table',
- shape=(1,), dtype=dtype,
- chunks=(self.chunk_size,),
- maxshape=(None,))
+ shape=(1,), dtype=dtype,
+ chunks=(self.chunk_size,),
+ maxshape=(None,),
+ compression='lzf')
  hash_table.attrs['largest_index'] = 0
  self._indices = {}