Use keyword arguments for format_amount call clarity (#4290)

gui/qt/history_list.py

@@ -239,7 +239,7 @@ class HistoryList(MyTreeWidget, AcceptFileDragDrop):
             status, status_str = self.wallet.get_tx_status(tx_hash, height, conf, timestamp)
             has_invoice = self.wallet.invoices.paid.get(tx_hash)
             icon = self.icon_cache.get(":icons/" + TX_ICONS[status])
-            v_str = self.parent.format_amount(value, True, whitespaces=True)
+            v_str = self.parent.format_amount(value, is_diff=True, whitespaces=True)
             balance_str = self.parent.format_amount(balance, whitespaces=True)
             entry = ['', tx_hash, status_str, label, v_str, balance_str]
             fiat_value = None

gui/qt/main_window.py

@@ -725,9 +725,9 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
                 c, u, x = self.wallet.get_balance()
                 text =  _("Balance" ) + ": %s "%(self.format_amount_and_units(c))
                 if u:
-                    text +=  " [%s unconfirmed]"%(self.format_amount(u, True).strip())
+                    text +=  " [%s unconfirmed]"%(self.format_amount(u, is_diff=True).strip())
                 if x:
-                    text +=  " [%s unmatured]"%(self.format_amount(x, True).strip())
+                    text +=  " [%s unmatured]"%(self.format_amount(x, is_diff=True).strip())
 
                 # append fiat balance and price
                 if self.fx.is_enabled():

gui/qt/transaction_dialog.py

@@ -273,7 +273,7 @@ class TxDialog(QDialog, MessageBoxMixin):
             return ext
 
         def format_amount(amt):
-            return self.main_window.format_amount(amt, whitespaces = True)
+            return self.main_window.format_amount(amt, whitespaces=True)
 
         i_text = QTextEdit()
         i_text.setFont(QFont(MONOSPACE_FONT))