Remove some unused vars.

gui/qt/transaction_dialog.py

@@ -148,7 +148,6 @@ class TxDialog(QWidget):
         is_relevant, is_mine, v, fee = self.wallet.get_wallet_delta(self.tx)
         tx_hash = self.tx.hash()
         desc = self.desc
-        have_action = False
         time_str = None
 
         if self.tx.is_complete():
@@ -164,13 +163,10 @@ class TxDialog(QWidget):
                 status = _("%d confirmations")%conf
                 self.broadcast_button.hide()
             else:
-                conf = 0
                 self.broadcast_button.show()
                 # cannot broadcast when offline
                 if self.parent.network is None:
                     self.broadcast_button.setEnabled(False)
-                else:
-                    have_action = True
         else:
             s, r = self.tx.signature_count()
             status = _("Unsigned") if s == 0 else _('Partially signed') + ' (%d/%d)'%(s,r)
@@ -179,7 +175,6 @@ class TxDialog(QWidget):
 
         if self.wallet.can_sign(self.tx):
             self.sign_button.show()
-            have_action = True
         else:
             self.sign_button.hide()