..

Author: dweindl

petab/v2/core.py

@@ -1298,21 +1298,14 @@ def from_yaml(
                 f"{yaml_config[C.FORMAT_VERSION]}."
             )
 
-        if len(yaml_config[C.MODEL_FILES]) > 1:
-            raise ValueError(
-                "petab.v2.Problem.from_yaml() can only be used for "
-                "yaml files comprising a single model. "
-                "Consider using "
-                "petab.v2.CompositeProblem.from_yaml() instead."
-            )
         config = ProblemConfig(
             **yaml_config, base_path=base_path, filepath=yaml_file
         )
+
         parameter_tables = [
             ParameterTable.from_tsv(f, base_path=base_path)
             for f in config.parameter_files
         ]
-
         if len(config.model_files or []) > 1:
             # TODO https://github.com/PEtab-dev/libpetab-python/issues/392
             raise NotImplementedError(