@@ -6644,7 +6644,7 @@ def infer(x):
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# ----------------------------------------------------------------------
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# Merging / joining methods
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- def append (self , other , ignore_index = False , verify_integrity = False , sort = None ):
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+ def append (self , other , ignore_index = False , verify_integrity = False , sort = False ):
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"""
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Append rows of `other` to the end of caller, returning a new object.
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@@ -6658,14 +6658,13 @@ def append(self, other, ignore_index=False, verify_integrity=False, sort=None):
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If True, do not use the index labels.
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verify_integrity : bool, default False
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If True, raise ValueError on creating index with duplicates.
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- sort : bool, default None
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+ sort : bool, default False
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Sort columns if the columns of `self` and `other` are not aligned.
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- The default sorting is deprecated and will change to not-sorting
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- in a future version of pandas. Explicitly pass ``sort=True`` to
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- silence the warning and sort. Explicitly pass ``sort=False`` to
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- silence the warning and not sort.
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.. versionadded:: 0.23.0
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+ .. versionchanged:: 1.0.0
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+
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+ Changed to not sort by default.
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Returns
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-------
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