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Pull requests: pandas-dev/pandas
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'lower' method causing problems when individual values are being read as 'int' Strings String extension data type and string data
#39289 by abhinavprao was closed Feb 11, 2021 Loading…
BUG: pandas.Series.unique() does not return correct unique values on non UTF8 enodeable strings Strings String extension data type and string data
#58215 by mroeschke was closed Apr 12, 2024 Loading…
1 task
BUG: Series.replace does not preserve dtype of original Series Dtype Conversions Unexpected or buggy dtype conversions ExtensionArray Extending pandas with custom dtypes or arrays. Mothballed Temporarily-closed PR the author plans to return to replace replace method Strings String extension data type and string data
BUG: ArrowStringArray.copy Strings String extension data type and string data
#44874 by jbrockmendel was closed Dec 24, 2021 • Draft
4 tasks
BUG: strengthen typing in get_c_string, fix StringHashTable segfault Clean Strings String extension data type and string data
Fix #61072: inconsistent fullmatch results with regex alternation Bug Strings String extension data type and string data
#61343 by Pedro-Santos04 was closed Jun 30, 2025 Loading…
1 task
REGR: Series.str.encode("base64") Regression Functionality that used to work in a prior pandas version Strings String extension data type and string data
PERF: Allow str.split callers to skip expensive post-processing Performance Memory or execution speed performance Stale Strings String extension data type and string data
#35223 by wbadart was closed Sep 30, 2020 Loading…
3 of 4 tasks
BUG: Fix astype from float32 to string Bug Output-Formatting __repr__ of pandas objects, to_string Regression Functionality that used to work in a prior pandas version Strings String extension data type and string data
TST: [ArrowStringArray] more parameterised testing - part 1 Strings String extension data type and string data Testing pandas testing functions or related to the test suite
ENH: partial string match in query API Design Strings String extension data type and string data
#26027 by dlnp2 was closed Jun 8, 2019 Loading…
4 tasks done
ENH: add str.removeprefix Enhancement Stale Strings String extension data type and string data
#39226 by erfannariman was closed Jun 8, 2021 Loading…
3 of 4 tasks
API/BUG: Fix is_string_dtype and make more strict Dtype Conversions Unexpected or buggy dtype conversions Strings String extension data type and string data
#49378 by mroeschke was merged Nov 3, 2022 Loading…
4 of 5 tasks
DOC: update the pandas.Series.str.slice_replace docstring Docs Strings String extension data type and string data
BUG: pd.Series.replace does not preserve the original dtype Dtype Conversions Unexpected or buggy dtype conversions replace replace method Stale Strings String extension data type and string data
#33622 by kotamatsuoka was closed Sep 25, 2020 Loading…
3 of 5 tasks
DEPR: Changing default of str.extract(expand=False) to str.extract(expand=True) Deprecate Functionality to remove in pandas Strings String extension data type and string data
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