Code structure refactor (#807)

python/sglang/__init__.py

@@ -1,4 +1,5 @@
 # SGL API Components
+
 from sglang.api import (
     Runtime,
     assistant,
@@ -22,46 +23,46 @@ from sglang.api import (
     video,
 )
 
+# SGLang DSL APIs
+__all__ = [
+    "Runtime",
+    "assistant",
+    "assistant_begin",
+    "assistant_end",
+    "flush_cache",
+    "function",
+    "gen",
+    "gen_int",
+    "gen_string",
+    "get_server_args",
+    "image",
+    "select",
+    "set_default_backend",
+    "system",
+    "system_begin",
+    "system_end",
+    "user",
+    "user_begin",
+    "user_end",
+    "video",
+]
+
 # Global Configurations
 from sglang.global_config import global_config
 
+__all__ += ["global_config"]
+
+from sglang.version import __version__
+
+__all__ += ["__version__"]
+
 # SGL Backends
 from sglang.lang.backend.runtime_endpoint import RuntimeEndpoint
 from sglang.utils import LazyImport
-from sglang.version import __version__
 
 Anthropic = LazyImport("sglang.lang.backend.anthropic", "Anthropic")
 LiteLLM = LazyImport("sglang.lang.backend.litellm", "LiteLLM")
 OpenAI = LazyImport("sglang.lang.backend.openai", "OpenAI")
 VertexAI = LazyImport("sglang.lang.backend.vertexai", "VertexAI")
 
-
-# public APIs management
-__all__ = [
-    "global_config",
-    "Anthropic",
-    "LiteLLM",
-    "OpenAI",
-    "RuntimeEndpoint",
-    "VertexAI",
-    "function",
-    "Runtime",
-    "set_default_backend",
-    "flush_cache",
-    "get_server_args",
-    "gen",
-    "gen_int",
-    "gen_string",
-    "image",
-    "video",
-    "select",
-    "system",
-    "user",
-    "assistant",
-    "user_begin",
-    "user_end",
-    "assistant_begin",
-    "assistant_end",
-    "system_begin",
-    "system_end",
-]
+__all__ += ["Anthropic", "LiteLLM", "OpenAI", "VertexAI", "RuntimeEndpoint"]