AaronFiore/electrum
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Defer discovery of exchange rate until later to make program startup faster.

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This commit is contained in:
Amir Taaki
2012-06-30 15:54:02 +02:00
parent 8d75b68152
commit 8efc081ded
2 changed files with 16 additions and 9 deletions
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7
lib/exchange_rate.py
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@@ -6,9 +6,13 @@ class Exchanger:
def __init__(self, quote_currencies, refresh_balance):
self.refresh_balance = refresh_balance
self.quote_currencies = {}
self.quote_currencies = None
def exchange(self, btc_amount, quote_currency):
if self.quote_currencies is None:
return None
if quote_currency not in self.quote_currencies:
return None
return btc_amount * self.quote_currencies[quote_currency]
def discovery(self):
@@ -22,6 +26,7 @@ class Exchanger:
# 2 = BTC:EUR
# 3 = BTC:USD
# 4 = BTC:PLN
self.quote_currencies = {}
try:
self.quote_currencies["GBP"] = self.lookup_rate(response, 1)
self.quote_currencies["EUR"] = self.lookup_rate(response, 2)