Update app.py

app.py

@@ -403,9 +403,10 @@ for i,ea in enumerate(f_ist):
         
 
 def get_my_chain_send(sender_name=None):
+    global mychain_send
+
     try:
         r = requests.get(f'{main_balance}{sender_name}.json') 
-        global mychain_send
         mychain_send = MyChain(chain_load=main_balance,load=r.text)
         response = {'chain': mychain_send.chain,
                     'length': len(mychain_send.chain)}
@@ -416,9 +417,10 @@ def get_my_chain_send(sender_name=None):
         return ["Error Loading Chain"],message
         
 def get_my_chain_rec(recipient_name=None):
+    global mychain_rec
+
     try:
         r = requests.get(f'{main_balance}{recipient_name}.json') 
-        global mychain_rec
         mychain_rec = MyChain(chain_load=main_balance,load=r.text)
         response = {'chain': mychain_rec.chain,
                     'length': len(mychain_rec.chain)}
@@ -426,7 +428,6 @@ def get_my_chain_rec(recipient_name=None):
         return response,message
     except:
         try:
-            global mychain_rec
             mychain_rec = MyChain(chain_load=main_balance,create=recipient_name)
             response = {'chain': mychain_rec.chain,
                         'length': len(mychain_rec.chain)}