Use of deprecated scipy function (since 1.15) #9

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2026-09-21T17:46:55Z

markusro commented

2026-09-21 17:46:55 +00:00

Either pin "scipy<1.15"

Or use the correct function:

from scipy.special import sph_harm_y
...
sph_harm_y(n, m, theta, phi)

Note the order change!

Python 3.12.12 (main, Oct 14 2025, 21:25:31) [Clang 20.1.4 ] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import mdevaluate
/home/markusro/sources/mdevaluate/src/mdevaluate/correlation.py:438: SyntaxWarning: invalid escape sequence '\l'
  \frac{3}{5}\frac{\langle r_i^4(t)\rangle}{\langle r_i^2(t)\rangle^2} - 1
/home/markusro/sources/mdevaluate/src/mdevaluate/reader.py:28: SyntaxWarning: invalid escape sequence '\['
  Group_RE = re.compile("\[ ([-+\w]+) \]")
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/home/markusro/sources/mdevaluate/src/mdevaluate/__init__.py", line 18, in <module>
    from . import extra
  File "/home/markusro/sources/mdevaluate/src/mdevaluate/extra/__init__.py", line 1, in <module>
    from . import chill
  File "/home/markusro/sources/mdevaluate/src/mdevaluate/extra/chill.py", line 8, in <module>
    from scipy.special import sph_harm
ImportError: cannot import name 'sph_harm' from 'scipy.special' (/home/markusro/sources/mdevaluate/.venv/lib/python3.12/site-packages/scipy/special/__init__.py). Did you mean: 'sph_harm_y'?

Either pin "scipy<1.15" Or use the correct function: ``` from scipy.special import sph_harm_y ... sph_harm_y(n, m, theta, phi) ``` Note the order change! ``` Python 3.12.12 (main, Oct 14 2025, 21:25:31) [Clang 20.1.4 ] on linux Type "help", "copyright", "credits" or "license" for more information. >>> import mdevaluate /home/markusro/sources/mdevaluate/src/mdevaluate/correlation.py:438: SyntaxWarning: invalid escape sequence '\l' \frac{3}{5}\frac{\langle r_i^4(t)\rangle}{\langle r_i^2(t)\rangle^2} - 1 /home/markusro/sources/mdevaluate/src/mdevaluate/reader.py:28: SyntaxWarning: invalid escape sequence '\[' Group_RE = re.compile("\[ ([-+\w]+) \]") Traceback (most recent call last): File "<stdin>", line 1, in <module> File "/home/markusro/sources/mdevaluate/src/mdevaluate/__init__.py", line 18, in <module> from . import extra File "/home/markusro/sources/mdevaluate/src/mdevaluate/extra/__init__.py", line 1, in <module> from . import chill File "/home/markusro/sources/mdevaluate/src/mdevaluate/extra/chill.py", line 8, in <module> from scipy.special import sph_harm ImportError: cannot import name 'sph_harm' from 'scipy.special' (/home/markusro/sources/mdevaluate/.venv/lib/python3.12/site-packages/scipy/special/__init__.py). Did you mean: 'sph_harm_y'? ```

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Reference: IPKM/mdevaluate#9