New GitHub issue #92315 from hiraditya:<br>
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<pre>
**Bug report**
```py
$ python3
Python 3.8.12 (default, Oct 13 2021, 06:42:42)
[Clang 13.0.0 (clang-1300.0.29.3)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> s1 = 'asdf-alpha_dec.o'
>>> s1 = s1.lstrip('asdf-')
>>> s1
'lpha_dec.o'
>>>
```
**Your environment**
- CPython versions tested on:
$ python3 --version
Python 3.8.12
- Operating system and architecture:
MacOS 12.3.1 (21E258)
MacBook Pro (16-inch, 2019)
2.4 GHz 8-Core Intel Core i9
64 GB 2667 MHz DDR4
</pre>
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<a href="https://github.com/python/cpython/issues/92315">View on GitHub</a>
<p>Labels: type-bug</p>
<p>Assignee: </p>