allow mixtures with some components being P*S (Trac #1001)

[pkienzle]

The following model is not parsed properly in sasmodels.core.load_model_info, and cannot be processed by sasmodels.mixture:

cylinder + core_shell_sphere@hardsphere

Migrated from http://trac.sasview.org/ticket/1001

{
    "status": "new",
    "changetime": "2018-07-03T14:46:25",
    "_ts": "2018-07-03 14:46:25.504116+00:00",
    "description": "The following model is not parsed properly in sasmodels.core.load_model_info, and cannot be processed by sasmodels.mixture:\n\n```cylinder + core_shell_sphere@hardsphere```\n",
    "reporter": "pkienzle",
    "cc": "",
    "resolution": "",
    "workpackage": "Beta Approximation Project",
    "time": "2017-09-25T19:35:45",
    "component": "sasmodels",
    "summary": "allow mixtures with some components being P*S",
    "priority": "minor",
    "keywords": "",
    "milestone": "SasView Next Release +1",
    "owner": "",
    "type": "defect"
}

[butlerpd]

Trac update at 2017/10/27 17:12:34:

• butler changed component from "SasView" to "sasmodels"
• butler changed milestone from "SasView 4.2.0" to "SasView 4.3.0"

[butlerpd]

Trac update at 2018/06/30 18:31:07:

• butler commented:

Is this part of mixture model issue? If so is it part of the beta project? Moving for now. It can be moved back to sasmodels redesign if it is not appropriate here.

• butler changed workpackage from "SasModels Redesign" to "Beta Approximation Project"

[RichardHeenan]

Trac update at 2018/07/01 20:00:05: richardh changed milestone from "SasView 4.3.0" to "SasView Next Release +1"

[RichardHeenan]

Trac update at 2018/07/03 14:46:25: richardh commented:

See also SasView/sasview#719 Refactor sum/product model