Update environment.py (#27005)

* Update environment.py

Not setting this object (environment._translated_conda_file) causes a mismatch between the registered env and the loaded one
which leads to re-register the existing env.

This issue only happens with environment that includes conda file.

* Update sdk/ml/azure-ai-ml/azure/ai/ml/entities/_assets/environment.py

Co-authored-by: Man <[email protected]>

* Update CHANGELOG.md

Co-authored-by: Man <[email protected]>

Author: Muna-alhassan

sdk/ml/azure-ai-ml/CHANGELOG.md

@@ -13,6 +13,7 @@
 - MLClient.from_config can now find the default config.json on Compute Instance when running sample notebooks.
 - Registries now assign managed tags to match registry's tags.
 - Adjust registry experimental tags and imports to avoid warning printouts for unrelated operations.
+- Prevent registering an already existing environment that references conda file.
 
 ### Other Changes
 

sdk/ml/azure-ai-ml/azure/ai/ml/entities/_assets/environment.py

@@ -232,6 +232,7 @@ def _from_rest_object(cls, env_rest_object: EnvironmentVersionData) -> "Environm
         if rest_env_version.conda_file:
             translated_conda_file = yaml.safe_load(rest_env_version.conda_file)
             environment.conda_file = translated_conda_file
+            environment._translated_conda_file = rest_env_version.conda_file
 
         return environment