Add 'attr' as requirement

Add 'attr' as requirement to avoid "ModuleNotFoundError: No module named 'attr'" error message.
6 years ago · fc96e60c3a
1 changed files with 1 additions and 0 deletions
--- a/requirements.txt
+++ b/requirements.txt
@ -8,3 +8,4 @@ selenium-requests==1.3
 six==1.12.0
 tldextract==2.2.0
 urllib3==1.25.2
 attr