properly close file before uploading to storage

Author: delabiejochen

testingbotclient.py

@@ -130,7 +130,8 @@ def __init__(self, client):
 
     def upload_local_file(self, filepath):
         """Uploads a local file to TestingBot Storage."""
-        return requests.post(self.client.api_url + "/storage", files={'file': open(filepath, 'rb')}, auth=(self.client.testingbotKey, self.client.testingbotSecret)).json()
+        with open(filepath, 'rb') as f: file_contents = f.read()
+        return requests.post(self.client.api_url + "/storage", files={'file': file_contents}, auth=(self.client.testingbotKey, self.client.testingbotSecret)).json()
 
     def upload_remote_file(self, remoteUrl):
         return self.client.post("/storage", { 'url': remoteUrl })