[SasView Users] Cannot find 'sas' module in sasmodels package

[Ian Billinge via users]

Hi Lucas,

Thank you, your advice worked perfectly!

Ian

On Mon, Jun 3, 2024 at 10:12 AM Lucas Wilkins - STFC UKRI <
lucas.wilkins at stfc.ac.uk> wrote:

> sas is the main package of sasview. I think that line should not be there.
>
> In latest version of sasmodels/data.py it isn't there:
>
>
> import numpy as np  # type: ignore
> from numpy import sqrt, sin, cos, pi
>
> # pylint: disable=unused-import
> try:
>     from typing import Union, Dict, List, Optional, Tuple, Callable
>     Data = Union["Data1D", "Data2D", "SesansData"]
>
> Try cloning the latest sasmodels (and sasdata)?
>
> ------------------------------
> *From:* users <users-bounces at lists.sasview.org> on behalf of Ian Billinge
> via users <users at lists.sasview.org>
> *Sent:* 03 June 2024 15:02
> *To:* users at lists.sasview.org <users at lists.sasview.org>
> *Subject:* [SasView Users] Cannot find 'sas' module in sasmodels package
>
> Hello everyone,
>
> I am trying to run the scripting tutorial
> <https://www.sasview.org/docs/user/qtgui/Perspectives/Fitting/scripting.html>,
> and I am unable to run the code because I can't import the 'sas' package.
>
> When I run the import statements at the top of the tutorial, i.e.
>
> import sys
> from bumps.names import *
> from sasmodels.core import load_model
> from sasmodels.bumps_model import Model, Experiment
> from sasmodels.data import load_data, set_beam_stop, set_top
>
>
> I get
>
> ---------------------------------------------------------------------------
> ModuleNotFoundError                       Traceback (most recent call last)
> Cell In[9], line 4
>       2 from bumps.names import *
>       3 from sasmodels.core import load_model
> ----> 4 from sasmodels.bumps_model import Model, Experiment
>       5 from sasmodels.data import load_data, set_beam_stop, set_top
>
> File
> ~/micromamba/envs/smi_py311/lib/python3.11/site-packages/sasmodels/bumps_model.py:20
>      16 __all__ = ["Model", "Experiment", "BumpsParameter"]
>      18 import numpy as np  # type: ignore
> ---> 20 from .data import plot_theory
>      21 from .direct_model import DataMixin
>      23 # pylint: disable=unused-import
>
> File
> ~/micromamba/envs/smi_py311/lib/python3.11/site-packages/sasmodels/data.py:39
>      37 import numpy as np  # type: ignore
>      38 from numpy import sqrt, sin, cos, pi
> ---> 39 import sas
>      40 # pylint: disable=unused-import
>      41 try:
>
> ModuleNotFoundError: No module named 'sas'
>
>
> I apparently have sasmodels installed, since I can successfully import load_model
> from sasmodels.core. However, it seems I am missing the sas package. I
> have searched online and wasn't able to find any such package. I ran a
> simple pip install sas, and indeed, something downloaded, but it didn't
> resolve the issue.
>
> Any insights on the issue would be most appreciated.
>
> Best,
>
> Ian Billinge
> --
> Ian Billinge
> *he/him/his*
> Ph.D Student, Yip Lab
> Dept. of Earth & Environmental Engineering
> Fu Foundation School of Engineering
> Columbia University in the City of New York
>


-- 
Ian Billinge
*he/him/his*
Ph.D Student, Yip Lab
Dept. of Earth & Environmental Engineering
Fu Foundation School of Engineering
Columbia University in the City of New York
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