Rename sources files and reutrn Price objects.

src/pricehist/sources/__init__.py

@@ -1,5 +1,5 @@
-from .CoinDesk import CoinDesk
-from .ECB import ECB
+from .coindesk import CoinDesk
+from .ecb import ECB
 
 by_id = {
     CoinDesk.id(): CoinDesk,

src/pricehist/sources/coindesk.py

@@ -1,6 +1,9 @@
+from decimal import Decimal
 import json
 import requests
 
+from pricehist.price import Price
+
 class CoinDesk():
 
     @staticmethod
@@ -45,6 +48,8 @@ class CoinDesk():
         url = f'https://api.coindesk.com/v1/bpi/historical/close.json?currency={quote}&start={start}&end={end}'
         response = requests.get(url)
         data = json.loads(response.content)
-        bpi = data['bpi']
+        prices = []
+        for (d, v) in data['bpi'].items():
+            prices.append(Price(base, quote, d, Decimal(str(v))))
 
-        return bpi
+        return prices

src/pricehist/sources/ecb.py

@@ -4,6 +4,8 @@ import json
 import requests
 from xml.etree import ElementTree
 
+from pricehist.price import Price
+
 class ECB():
 
     @staticmethod
@@ -66,6 +68,6 @@ class ECB():
             # TODO what if it's not found for that day? (some quotes aren't in the earliest data)
             rate = Decimal(day.find(rate_xpath).attrib['rate'])
             all_rows.insert(0, (date, rate))
-        selected = [ (d, r) for d, r in all_rows if d >= start and d <= end ]
+        selected = [ Price(base, quote, d, r) for d, r in all_rows if d >= start and d <= end ]
 
         return selected