def extract_sentiment(lyrics):
alchemy = AlchemyAPI()
response = alchemy.sentiment('text', lyrics)
if 'docSentiment' not in response.keys():
return 0.0
if 'score' in response['docSentiment'].keys():
return float(response['docSentiment']['score'])
return 0.0
def tag_list(image_url):
alchemyapi = AlchemyAPI()
alchemy_json = alchemyapi.imageTagging("url", image_url)
try:
image_keywords = alchemy_json["imageKeywords"]
except KeyError:
return None
else:
result_list = {
image_keyword["text"]: float(image_keyword["score"])
for image_keyword in image_keywords
}
return result_list
