diff --git a/flake8/defaults.py b/flake8/defaults.py
new file mode 100644
index 0000000..ac798b5
--- /dev/null
+++ b/flake8/defaults.py
@@ -0,0 +1,5 @@
+"""Constants that define defaults."""
+
+EXCLUDE = '.svn,CVS,.bzr,.hg,.git,__pycache__,.tox'
+IGNORE = 'E121,E123,E126,E226,E24,E704'
+MAX_LINE_LENGTH = 79