From c11edf3d9a14e2b420787ae96797afd801b562b9 Mon Sep 17 00:00:00 2001
From: uvok
Date: Fri, 18 Apr 2025 12:09:55 +0200
Subject: Add assertion, reformat

---
 ledger_process.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'ledger_process.py')

diff --git a/ledger_process.py b/ledger_process.py
index 51d4fa6..24a6aca 100644
--- a/ledger_process.py
+++ b/ledger_process.py
@@ -59,12 +59,16 @@ class LedgerProcess:
 
             elif action.type == "withdrawal" and action.asset != "EUR":
                 assert len(actions) == 1
+                assert action.amount < 0
+                assert action.fee >= 0
 
                 currency = action.asset
                 self.external_wallet.setdefault(currency, FIFOQueue())
                 self.fifo_queues.setdefault(currency, FIFOQueue())
 
-                t = self.fifo_queues[currency].remove(lambda t: t.amount == -action.amount + action.fee)
+                t = self.fifo_queues[currency].remove(
+                    lambda t: t.amount == -action.amount + action.fee
+                )
                 t.remove_coins(action.fee)
                 self.external_wallet[currency].add_trade(t)
 
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