add optional width and height parameter to barcodeImage()

Author: willamowius

README.md

@@ -48,7 +48,7 @@ for product in eanList:
 country = eansearch.issuingCountryLookup("5099750442227")
 print(ean + " was issued in " + country)
 
-barcode = eansearch.barcodeImage("5099750442227")
+barcode = eansearch.barcodeImage("5099750442227", 300, 200)
 print("Barcode image for " + ean + " (base64 encoded): " + barcode)
 
 #import base64

eansearch.py

@@ -88,9 +88,9 @@ def issuingCountryLookup(self, ean):
 			return None
 		return data[0]["issuingCountry"]
 
-	def barcodeImage(self, ean):
+	def barcodeImage(self, ean, width=102, height=50):
 		"""get barcodeimage for EAN"""
-		contents = self._urlopen(self._apiurl + "&op=barcode-image&ean=" + str(ean))
+		contents = self._urlopen(self._apiurl + "&op=barcode-image&ean=" + str(ean) + "&width=" + str(width) + "&height=" + str(height))
 		data = json.loads(contents)
 		if "error" in data[0]:
 			return None

test.py

@@ -46,7 +46,7 @@
 country = eansearch.issuingCountryLookup("5099750442227")
 print(ean + " was issued in " + country)
 
-barcode = eansearch.barcodeImage("5099750442227")
+barcode = eansearch.barcodeImage("5099750442227", 300, 200)
 print("Barcode image for " + ean + " (base64 encoded): " + barcode)
 
 #import base64