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Line Analysis Plugin now listens to unit conversion changes #3107

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@haticekaratay haticekaratay commented Jul 22, 2024

Description

This pull request adds the functionality of dynamically listening to the changes of unit conversion in the line analysis plugin. The outputs for flux are responsive to the changes in the flux dropdown.

Screen.Recording.2024-07-24.at.10.04.24.AM.mov

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Change log entry

  • Is a change log needed? If yes, is it added to CHANGES.rst? If you want to avoid merge conflicts,
    list the proposed change log here for review and add to CHANGES.rst before merge. If no, maintainer
    should add a no-changelog-entry-needed label.

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  • Are tests added/updated as required? If so, do they follow the STScI Style Guides?
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@github-actions github-actions bot added cubeviz specviz testing imviz plugin Label for plugins common to multiple configurations labels Jul 22, 2024
@haticekaratay haticekaratay added this to the 4.0 milestone Jul 22, 2024
if flux_unit == u.dimensionless_unscaled:
add_flux = True
flux_unit = u.Unit(self.spectrum_viewer.state.y_display_unit)
else:
add_flux = False
# If the flux unit is equivalent to Jy, or Jy per spaxel for Cubeviz,
# enforce integration in frequency space
flux_unit = u.Unit(flux_unit)
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would it be useful if get_display_unit had an option to cast to the unit itself?

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Yes indeed.

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added to #3112

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Thank you!

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although that is triggering a few test failures (sigh), so we may need to postpone that work, for now maybe it makes sense to just case to unit immediately so if/when we do implement that it will be easy to notice and remove the duplication

flux_unit = u.Unit(self.app._get_display_unit('flux'))

Comment on lines 274 to 275
if (np.any(np.isnan(result.uncertainty.value)) or
np.any(np.isinf(result.uncertainty.value))):
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Why not use np.all(np.isfinite()) combo?

@rosteen rosteen modified the milestones: 4.0, 4.1 Oct 17, 2024
@rosteen rosteen modified the milestones: 4.1, 4.2 Dec 23, 2024
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4 participants