Preserve column ordering in priors_to_measurements (#317)

dweindl · web-flow · commit 20f77f48592a · 2024-11-06T11:01:41.000+01:00
Appending instead of preprending the new observables/measurements will preserve the column order.
diff --git a/petab/v1/priors.py b/petab/v1/priors.py
@@ -191,14 +191,14 @@ def scaled_observable_formula(parameter_id, parameter_scale):
 
     new_problem.observable_df = pd.concat(
         [
-            pd.DataFrame(new_observable_dicts).set_index(OBSERVABLE_ID),
             new_problem.observable_df,
+            pd.DataFrame(new_observable_dicts).set_index(OBSERVABLE_ID),
         ]
     )
     new_problem.measurement_df = pd.concat(
         [
-            pd.DataFrame(new_measurement_dicts),
             new_problem.measurement_df,
+            pd.DataFrame(new_measurement_dicts),
         ],
         ignore_index=True,
     )

Original file line number	Diff line number	Diff line change
`@@ -191,14 +191,14 @@ def scaled_observable_formula(parameter_id, parameter_scale):`
`191`	`191`
`192`	`192`	`new_problem.observable_df = pd.concat(`
`193`	`193`	`[`
`194`		`- pd.DataFrame(new_observable_dicts).set_index(OBSERVABLE_ID),`
`195`	`194`	`new_problem.observable_df,`
	`195`	`+ pd.DataFrame(new_observable_dicts).set_index(OBSERVABLE_ID),`
`196`	`196`	`]`
`197`	`197`	`)`
`198`	`198`	`new_problem.measurement_df = pd.concat(`
`199`	`199`	`[`
`200`		`- pd.DataFrame(new_measurement_dicts),`
`201`	`200`	`new_problem.measurement_df,`
	`201`	`+ pd.DataFrame(new_measurement_dicts),`
`202`	`202`	`],`
`203`	`203`	`ignore_index=True,`
`204`	`204`	`)`