Initial Commit

env_variable_node.py

@@ -0,0 +1,24 @@
+class EnvVariableNode:
+    @classmethod
+    def INPUT_TYPES(cls):
+        return {
+            "required": {
+                "key": (
+                    "STRING",
+                    {
+                        "default": "OPENAI_API_KEY",
+                        "multiline": False,
+                    },
+                ),
+            }
+        }
+
+    RETURN_TYPES = ("STRING",)
+    RETURN_NAMES = ("value",)
+    FUNCTION = "get_value"
+    CATEGORY = "utils"
+
+    def get_value(self, key):
+        import os
+
+        return (os.environ.get(key, ""),)