refactor: restructure Lighter SDK by removing deprecated Go files and enhancing Python documentation with new examples and models

docs/lighter/lighter-python-main/examples/spot_get_account_assets_ws.py

@@ -0,0 +1,53 @@
+import json
+import logging
+import asyncio
+import websockets
+
+from lighter.models import WSAccountAssets
+from utils import default_example_setup, ws_subscribe, ws_ping
+
+
+async def consume_messages(ws):
+    while True:
+        msg_str = await ws.recv()
+        if isinstance(msg_str, str):
+            msg = json.loads(msg_str)
+        else:
+            raise msg_str
+
+        # handle ping here; if we receive, send pong
+        if msg["type"] == "ping":
+            await ws_ping(ws)
+            continue
+
+        # handle account_all_assets updates -- just print stuff
+        if msg["type"] == "subscribed/account_all_assets" or msg["type"] == "update/account_all_assets" :
+            o = WSAccountAssets.from_dict(msg)
+            for asset in o.assets.values():
+                print(f"{asset.symbol} total: {asset.balance} available: {float(asset.balance) - float(asset.locked_balance)} accountId: {o.account_id}")
+
+
+async def main():
+    client, api_client, ws_client_promise = default_example_setup()
+    logging.basicConfig(level=logging.INFO)
+
+    # set up WS client and print a connected message
+    ws_client: websockets.ClientConnection = await ws_client_promise
+    await ws_client.recv()
+
+    consume_task = asyncio.create_task(consume_messages(ws_client))
+
+    auth, _ = client.create_auth_token_with_expiry()
+    await ws_subscribe(ws_client, f"account_all_assets/{client.account_index}", auth)
+
+    # wait a bit to print messages
+    await asyncio.sleep(1000)
+
+    consume_task.cancel()
+    await client.close()
+    await api_client.close()
+    await ws_client.close()
+
+
+if __name__ == "__main__":
+    asyncio.run(main())