Remove unnecessary num chains check

amas0 · amas0 · commit ca961c097ca6 · 2025-08-18T21:51:12.000-04:00
diff --git a/cmdstanpy/stanfit/gq.py b/cmdstanpy/stanfit/gq.py
@@ -119,7 +119,6 @@ def _validate_csv_files(self) -> InferenceMetadata:
             'seed',
             'start_datetime',
         }
-        assert self.chains >= 1  # Should be impossible
         meta0 = InferenceMetadata.from_csv(self.runset.csv_files[0])
         for i in range(1, self.chains):
             meta = InferenceMetadata.from_csv(self.runset.csv_files[i])

Original file line number	Diff line number	Diff line change
`@@ -119,7 +119,6 @@ def _validate_csv_files(self) -> InferenceMetadata:`
`119`	`119`	`'seed',`
`120`	`120`	`'start_datetime',`
`121`	`121`	`}`
`122`		`- assert self.chains >= 1 # Should be impossible`
`123`	`122`	`meta0 = InferenceMetadata.from_csv(self.runset.csv_files[0])`
`124`	`123`	`for i in range(1, self.chains):`
`125`	`124`	`meta = InferenceMetadata.from_csv(self.runset.csv_files[i])`