psf / psf/pyperf

pyperf does not work in REPL

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Dominant language
Python
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Description

(venv) marco@buzz:~/sources/cpython_mine$ python
Python 3.6.9 (default, Jul 17 2020, 12:50:27) 
[GCC 8.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import pyperf
>>> 
>>> runner = pyperf.Runner()
>>> runner.timeit(name="sort a sorted list",
...               stmt="sorted(s, key=f)",
...               setup="f = lambda x: x; s = list(range(1000))")
/home/marco/sources/cpython_mine/venv/bin/python: can't find '__main__' module in ''

I'm using pyperf 2.0.0.

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Research direction

Reproduce the failure in a Python REPL using pyperf.Runner and the shown Runner.timeit call with Python 3.6.9 and pyperf 2.0.0. Trace why the REPL invocation produces the “can't find 'main' module” error; done means the benchmark runs successfully from the REPL.

Written by the indexing model from the issue text.

Assessment

Tech stack
python
Domain
performance
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
45/100

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