使用 twilio 一直报错，求大牛们看下哪里出错了

完全没有头绪是怎么回事，谷歌也没查到什么。。。。。。

代码如下：
from twilio.rest import TwilioRestClient

account_sid = "AC1051ad791e2819985cbf04e********"
auth_token = "76f04e0a842f4a1b77162345a*******"
client = TwilioRestClient(account_sid, auth_token)

message = client.messages.create(
body="Hello there!",
from_="+1414622****",
to="+861860963****")

print message.sid


报错:
Traceback (most recent call last):
File "C:\Users\sunwe\Desktop\WorkPlace of Python\Lesson03\send_text.py", line 3, in <module>
import twilio
File "C:/Users/sunwe/Desktop/WorkPlace of Python/Lesson03\twilio.py", line 3, in <module>
AttributeError: 'module' object has no attribute '__version__'