chore: import upstream snapshot with attribution

doc/source/ray-observability/doc_code/gotchas.py

@@ -0,0 +1,34 @@
+# flake8: noqa
+# __env_var_start__
+import ray
+import os
+
+ray.init()
+
+
+@ray.remote
+def myfunc():
+    myenv = os.environ.get("FOO")
+    print(f"myenv is {myenv}")
+    return 1
+
+
+ray.get(myfunc.remote())
+# this prints: "myenv is None"
+# __env_var_end__
+ray.shutdown()
+
+# __env_var_fix_start__
+ray.init(runtime_env={"env_vars": {"FOO": "bar"}})
+
+
+@ray.remote
+def myfunc():
+    myenv = os.environ.get("FOO")
+    print(f"myenv is {myenv}")
+    return 1
+
+
+ray.get(myfunc.remote())
+# this prints: "myenv is bar"
+# __env_var_fix_end__