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DOC: Add .map to ExtensionArray reference #52247

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Merged
merged 5 commits into from
Mar 28, 2023
Merged

DOC: Add .map to ExtensionArray reference #52247

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40e15ee
DOC: Add .map to ExtensionArray reference
topper-123 Mar 27, 2023
ad03db2
add example to doc string
topper-123 Mar 27, 2023
8fee3ba
Merge branch 'master' into add_ExtensionArray.map_docs
topper-123 Mar 28, 2023
702ddf4
Merge branch 'master' into add_ExtensionArray.map_docs
topper-123 Mar 28, 2023
eb0d9a5
add .map to ignore list
topper-123 Mar 28, 2023
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1 change: 1 addition & 0 deletions ci/code_checks.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -524,6 +524,7 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
pandas.api.extensions.ExtensionArray.insert \
pandas.api.extensions.ExtensionArray.isin \
pandas.api.extensions.ExtensionArray.isna \
pandas.api.extensions.ExtensionArray.map \
pandas.api.extensions.ExtensionArray.ravel \
pandas.api.extensions.ExtensionArray.searchsorted \
pandas.api.extensions.ExtensionArray.shift \
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1 change: 1 addition & 0 deletions doc/source/reference/extensions.rst
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Expand Up @@ -53,6 +53,7 @@ objects.
api.extensions.ExtensionArray.insert
api.extensions.ExtensionArray.isin
api.extensions.ExtensionArray.isna
api.extensions.ExtensionArray.map
api.extensions.ExtensionArray.ravel
api.extensions.ExtensionArray.repeat
api.extensions.ExtensionArray.searchsorted
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6 changes: 6 additions & 0 deletions pandas/core/arrays/base.py
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Expand Up @@ -1719,6 +1719,12 @@ def map(self, mapper, na_action=None):
The output of the mapping function applied to the array.
If the function returns a tuple with more than one element
a MultiIndex will be returned.

Examples
--------
>>> ext_arr = pd.array([1, 2, 3])
>>> ext_arr.map(str)
array(['1', '2', '3'], dtype=object)
"""
return map_array(self, mapper, na_action=na_action)

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