Add method addpattern and deletapattern

main.py

@@ -1,6 +1,7 @@
 import os
 import io
 import json
+from symbol import factor
 from typing import *
 from urllib.request import Request
 from xml.dom import minicompat
@@ -861,6 +862,22 @@ async def fastapi_set_status_properties(network: str, status: str, req: Request)
 async def fast_get_pattern_schema(network: str) -> dict[str, dict[str, Any]]:
     return get_pattern_schema(network)
 
+@app.post("/addpattern/")
+async def fastapi_add_pattern(network: str, pattern: str, factors: list[float]) -> ChangeSet:
+    ps = { 
+            'id' : pattern,
+            'factors' : factors
+         }
+    return set_pattern(network, ChangeSet(ps))
+
+@app.post("/deletepattern/")
+async def fastapi_delete_pattern(network: str, pattern: str) -> ChangeSet:
+    ps = { 
+            'id' : pattern,
+            'factors' : None
+         }
+    return set_pattern(network, ChangeSet(ps))
+
 @app.get("/getpatternproperties/")
 async def fastapi_get_pattern_properties(network: str, pattern: str) -> dict[str, Any]:
     return get_pattern(network, pattern)