Add possibility to delete pairs from the pairlist via api

freqtrade/rpc/api_server/api_v1.py

@@ -3,7 +3,7 @@ from copy import deepcopy
 from pathlib import Path
 from typing import List, Optional
 
-from fastapi import APIRouter, Depends
+from fastapi import APIRouter, Depends, Query
 from fastapi.exceptions import HTTPException
 
 from freqtrade import __version__
@@ -157,6 +157,13 @@ def blacklist_post(payload: BlacklistPayload, rpc: RPC = Depends(get_rpc)):
     return rpc._rpc_blacklist(payload.blacklist)
 
 
+@router.delete('/blacklist', response_model=BlacklistResponse, tags=['info', 'pairlist'])
+def blacklist_delete(pairs_to_delete: List[str] = Query([]), rpc: RPC = Depends(get_rpc)):
+    """Provide a list of pairs to delete from the blacklist"""
+
+    return rpc._rpc_blacklist_delete(pairs_to_delete)
+
+
 @router.get('/whitelist', response_model=WhitelistResponse, tags=['info', 'pairlist'])
 def whitelist(rpc: RPC = Depends(get_rpc)):
     return rpc._rpc_whitelist()

freqtrade/rpc/rpc.py

@@ -860,6 +860,20 @@ class RPC:
                }
         return res
 
+    def _rpc_blacklist_delete(self, delete: List[str]) -> Dict:
+        """ Removes pairs from currently active blacklist """
+        errors = {}
+        for pair in delete:
+            if pair in self._freqtrade.pairlists.blacklist:
+                self._freqtrade.pairlists.blacklist.remove(pair)
+            else:
+                errors[pair] = {
+                    'error_msg': f"Pair {pair} is not in the current blacklist."
+                    }
+        resp = self._rpc_blacklist()
+        resp['errors'] = errors
+        return resp
+
     def _rpc_blacklist(self, add: List[str] = None) -> Dict:
         """ Returns the currently active blacklist"""
         errors = {}