Create mygene.py

mcp/mygene.py

@@ -0,0 +1,13 @@
+import httpx, asyncio
+
+_BASE = "https://mygene.info/v3"
+
+async def fetch_gene(symbol: str) -> dict:
+    async with httpx.AsyncClient(timeout=10) as cli:
+        r = await cli.get(f"{_BASE}/query", params={
+            "q": symbol, "fields": "symbol,name,summary,go,entrezgene,clinvar",
+            "size": 1
+        })
+    r.raise_for_status()
+    hits = r.json().get("hits", [])
+    return hits[0] if hits else {}