TheNeuralBit commented on a change in pull request #13932:
URL: https://github.com/apache/beam/pull/13932#discussion_r578866894
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File path: sdks/python/apache_beam/dataframe/frames.py
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@@ -239,6 +288,36 @@ def __getitem__(self, key):
# be more surprising than a clear error.
raise frame_base.WontImplementError('non-deferred')
+ def keys(self):
+ return self.index
+
+ @frame_base.args_to_kwargs(pd.Series)
+ @frame_base.populate_defaults(pd.Series)
+ def append(self, to_append, ignore_index, verify_integrity, **kwargs):
+ if not isinstance(to_append, DeferredSeries):
+ raise frame_base.WontImplementError(
+ "append() only accepts DeferredSeries instances, received " +
+ str(type(to_append)))
+ if ignore_index:
+ raise frame_base.WontImplementError(
+ "append(ignore_index=True) is order sensitive")
+
+ if verify_integrity:
+ # verifying output has a unique index requires global index.
+ requires = partitionings.Singleton()
Review comment:
BEAM-11839
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