Address syntax issues and convert release_trade to async

handler/lib/agoradesk_py.py

@@ -61,7 +61,7 @@ class AgoraDesk:
         try:
             text = yield response.content()
         except:  # noqa
-            self.log.error(f"Error with API call")
+            self.log.error("Error with API call")
             return
         try:
             result["response"] = json.loads(text)

handler/lib/transactions.py

@@ -1,3 +1,6 @@
+# Twisted/Klein imports
+from twisted.internet.defer import inlineCallbacks
+
 # Other library imports
 from json import dumps
 from random import choices
@@ -95,7 +98,7 @@ class Transactions(util.Base):
         # Amount is reliable here as it is checked by find_trade, so no need for stored_trade["amount"]
         if float(amount_usd) > float(settings.Agora.AcceptableAltLookupUSD):
             self.log.info("Not checking against amount and currency as amount exceeds MAX")
-            self.irc.sendmsg(f"Not checking against amount and currency as amount exceeds MAX")
+            self.irc.sendmsg("Not checking against amount and currency as amount exceeds MAX")
             # Close here if the amount exceeds the allowable limit for no reference
             self.ux.notify.notify_tx_lookup_failed(currency, amount, reference, "EXCEEDS_MAX")
             return False
@@ -166,6 +169,7 @@ class Transactions(util.Base):
             return False
         return True
 
+    @inlineCallbacks
     def transaction(self, data):
         """
         Store details of transaction and post notifications to IRC.
@@ -252,8 +256,9 @@ class Transactions(util.Base):
         #    self.log.error(f"Cannot release trade {reference}.")
         #    return
 
-        self.release_funds(stored_trade["id"], stored_trade["reference"])
+        yield self.release_funds(stored_trade["id"], stored_trade["reference"])
 
+    @inlineCallbacks
     def release_funds(self, trade_id, reference):
         stored_trade = db.get_ref(reference)
         platform = stored_trade["subclass"]
@@ -267,7 +272,7 @@ class Transactions(util.Base):
             release = self.lbtc.release_funds
             post_message = self.lbtc.api.contact_message_post
 
-        rtrn = release(trade_id)
+        rtrn = yield release(trade_id)
         if rtrn["message"] == "OK":
             post_message(trade_id, "Thanks! Releasing now :)")
         else: