Adding fixtures to series tests as per #22550
Issue #22550 
Hello @blueenvelope31! Thanks for submitting the PR.

 - There are no PEP8 issues in the file [`pandas/tests/series/test_quantile.py`](https://github.com/blueenvelope31/pandas/blob/6e1f41b45a0d08f662b794ed98695b8595f39023/pandas/tests/series/test_quantile.py) !

 - There are no PEP8 issues in the file [`pandas/tests/series/test_rank.py`](https://github.com/blueenvelope31/pandas/blob/6e1f41b45a0d08f662b794ed98695b8595f39023/pandas/tests/series/test_rank.py) !

 - There are no PEP8 issues in the file [`pandas/tests/series/test_replace.py`](https://github.com/blueenvelope31/pandas/blob/6e1f41b45a0d08f662b794ed98695b8595f39023/pandas/tests/series/test_replace.py) !

 - In the file [`pandas/tests/series/test_repr.py`](https://github.com/blueenvelope31/pandas/blob/6e1f41b45a0d08f662b794ed98695b8595f39023/pandas/tests/series/test_repr.py), following                are the PEP8 issues :
> [Line 61:80](https://github.com/blueenvelope31/pandas/blob/6e1f41b45a0d08f662b794ed98695b8595f39023/pandas/tests/series/test_repr.py#L61): [E501](https://duckduckgo.com/?q=pep8%20E501) line too long (85 > 79 characters)


 - In the file [`pandas/tests/series/test_sorting.py`](https://github.com/blueenvelope31/pandas/blob/6e1f41b45a0d08f662b794ed98695b8595f39023/pandas/tests/series/test_sorting.py), following                are the PEP8 issues :
> [Line 78:80](https://github.com/blueenvelope31/pandas/blob/6e1f41b45a0d08f662b794ed98695b8595f39023/pandas/tests/series/test_sorting.py#L78): [E501](https://duckduckgo.com/?q=pep8%20E501) line too long (80 > 79 characters)
> [Line 80:80](https://github.com/blueenvelope31/pandas/blob/6e1f41b45a0d08f662b794ed98695b8595f39023/pandas/tests/series/test_sorting.py#L80): [E501](https://duckduckgo.com/?q=pep8%20E501) line too long (81 > 79 characters)
> [Line 103:80](https://github.com/blueenvelope31/pandas/blob/6e1f41b45a0d08f662b794ed98695b8595f39023/pandas/tests/series/test_sorting.py#L103): [E501](https://duckduckgo.com/?q=pep8%20E501) line too long (81 > 79 characters)


 - In the file [`pandas/tests/series/test_timeseries.py`](https://github.com/blueenvelope31/pandas/blob/6e1f41b45a0d08f662b794ed98695b8595f39023/pandas/tests/series/test_timeseries.py), following                are the PEP8 issues :
> [Line 183:80](https://github.com/blueenvelope31/pandas/blob/6e1f41b45a0d08f662b794ed98695b8595f39023/pandas/tests/series/test_timeseries.py#L183): [E501](https://duckduckgo.com/?q=pep8%20E501) line too long (94 > 79 characters)
> [Line 200:80](https://github.com/blueenvelope31/pandas/blob/6e1f41b45a0d08f662b794ed98695b8595f39023/pandas/tests/series/test_timeseries.py#L200): [E501](https://duckduckgo.com/?q=pep8%20E501) line too long (87 > 79 characters)
> [Line 367:80](https://github.com/blueenvelope31/pandas/blob/6e1f41b45a0d08f662b794ed98695b8595f39023/pandas/tests/series/test_timeseries.py#L367): [E501](https://duckduckgo.com/?q=pep8%20E501) line too long (95 > 79 characters)


 Change looked OK at initial glance though not sure about test failure. Can you try merging in master? can you rebase can you merge master, ping on green. Closing as stale. Ping if you'd like to continue