Pin all the dependencies we use right now

Author: PCManticore

astroid/__pkginfo__.py

@@ -22,9 +22,9 @@
 
 extras_require = {}
 install_requires = [
-    "lazy_object_proxy",
-    "six",
-    "wrapt",
+    "lazy_object_proxy==1.4.*",
+    "six==1.12",
+    "wrapt==1.11.*",
     'typed-ast>=1.4.0,<1.5;implementation_name== "cpython" and python_version<"3.8"',
 ]
 

tox.ini

@@ -14,7 +14,7 @@ pylint: git+https://github.com/pycqa/pylint@master
 deps =
   pypy: backports.functools_lru_cache
   pypy: enum34
-  lazy-object-proxy
+  lazy-object-proxy==1.4.*
   ; we have a brain for nose
   ; we use pytest for tests
   nose
@@ -24,8 +24,8 @@ deps =
   pytest
   python-dateutil
   pypy: singledispatch
-  six
-  wrapt
+  six==1.12
+  wrapt==1.11.*
   coverage
 
 setenv =