def classify(text, verbose=True):
"""Classify the input text into categories. """
language_client = language_v1.LanguageServiceClient()
document = language_v1.Document(
content=text, type_=language_v1.Document.Type.PLAIN_TEXT
)
response = language_client.classify_text(request={'document': document})
categories = response.categories
result = {}
for category in categories:
# Turn the categories into a dictionary of the form:
# {category.name: category.confidence}, so that they can
# be treated as a sparse vector.
result[category.name] = category.confidence
if verbose:
print(text)
for category in categories:
print(u"=" * 20)
print(u"{:<16}: {}".format("category", category.name))
print(u"{:<16}: {}".format("confidence", category.confidence))
return result
