Add a constraint on lxml version to avoid an error when using Python 3.4

Based on scrapy/scrapy#3918
Gallaecio · Aug 2, 2019 · ec8fc19 · ec8fc19
1 parent fafba41
commit ec8fc19
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/setup.py b/setup.py
@@ -27,7 +27,8 @@ def has_environment_marker_platform_impl_support():
 
 install_requires = [
     'w3lib>=1.19.0',
-    'lxml>=2.3',
+    'lxml;python_version!="3.4"',
+    'lxml<=4.3.5;python_version=="3.4"',
     'six>=1.5.2',
     'cssselect>=0.9'
 ]