Here is the log:
Traceback (most recent call last):
File "its.py", line 3, in <module>
import PyAl
File "/Users/christophe/Library/Application Support/Alfred 2/Alfred.alfredpreferences/workflows/user.workflow.EA4B5E15-822A-41B9-A595-FE41EAAB4526/PyAl/__init__.py", line 1, in <module>
from .core import *
File "/Users/christophe/Library/Application Support/Alfred 2/Alfred.alfredpreferences/workflows/user.workflow.EA4B5E15-822A-41B9-A595-FE41EAAB4526/PyAl/core.py", line 9, in <module>
import requests_cache
File "/Users/christophe/Library/Application Support/Alfred 2/Alfred.alfredpreferences/workflows/user.workflow.EA4B5E15-822A-41B9-A595-FE41EAAB4526/PyAl/requests_cache/__init__.py", line 28, in <module>
from .core import(
File "/Users/christophe/Library/Application Support/Alfred 2/Alfred.alfredpreferences/workflows/user.workflow.EA4B5E15-822A-41B9-A595-FE41EAAB4526/PyAl/requests_cache/core.py", line 18, in <module>
from requests import Request
ImportError: No module named requests