test coveralls on azure pipelines fix

requirements.txt

@@ -1,4 +1,4 @@
-setuptools==40.6.3
+setuptools==41.1.0
 requests_oauthlib==1.2.0
 requests==2.22.0
 oauth2==1.9.0.post1

tests/test_twipper.py

@@ -9,7 +9,6 @@
 import os
 
 from twipper.credentials import Twipper
-
 import twipper.batch as batch
 import twipper.streaming as stream
 import twipper.premium as premium
@@ -22,6 +21,7 @@ def test_twipper():
                           access_token_secret=os.environ['access_token_secret'])
 
     credentials.plan = 'fullarchive'
+    credentials.label = 'research'
 
     try:
         batch.search_tweets(access=credentials,
@@ -44,14 +44,14 @@ def test_twipper():
                              query='futbol',
                              language='es',
                              filter_retweets=False,
-                             tweet_limit=3,
+                             tweet_limit=10,
                              retry='no_limit')
 
         stream.stream_country_tweets(access=credentials,
                                      country='spain',
                                      language='es',
                                      filter_retweets=False,
-                                     tweet_limit=3,
+                                     tweet_limit=10,
                                      retry='no_limit')
 
         premium.search_tweets(access=credentials,

twipper/utils.py

@@ -8,15 +8,15 @@
 import requests
 
 
-def available_languages(access):
+def available_languages(api):
     """
     This function retrieves all the languages in which the language of a tweet can be detected,
     as they are the languages that Twitter works with. This function allows the system to check if
     the introduced language to a function is a valid one or not. API Reference:
     https://developer.twitter.com/en/docs/developer-utilities/supported-languages/api-reference/get-help-languages.html
 
     Args:
-        access (:obj:`twipper.credentials.Twipper`): object containing all the credentials needed to access api.twitter
+        api (:obj:`oauth2.Client`): api object with access to api.twitter
 
     Returns:
         :obj:`list` - languages:
@@ -29,14 +29,13 @@ def available_languages(access):
         IndexError: raised if the retrieved languages `list` is empty.
     """
 
-    api = access.api
-
     url = 'https://api.twitter.com/1.1/help/languages.json'
 
     response, content = api.request(url, method='GET')
 
     if response.status != 200:
-        raise ConnectionError('connection to `api.twitter` could not be established.')
+        raise ConnectionError('connection to `api.twitter` could not be established (HTTP Error ' +
+                              str(response.status) + ').')
 
     try:
         data = json.loads(content.decode('utf-8'))