From 90c00dfd542a5d95b0534502ccc2fe72e8909ed7 Mon Sep 17 00:00:00 2001
From: Bruno Oliveira <nicoddemus@gmail.com>
Date: Sat, 1 Sep 2018 12:03:28 -0300
Subject: [PATCH] Use EXIT_USAGEERROR instead of magic number

---
 src/_pytest/config/__init__.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/_pytest/config/__init__.py b/src/_pytest/config/__init__.py
index 921b3ef20..9399abb1d 100644
--- a/src/_pytest/config/__init__.py
+++ b/src/_pytest/config/__init__.py
@@ -51,6 +51,8 @@ def main(args=None, plugins=None):
     :arg plugins: list of plugin objects to be auto-registered during
                   initialization.
     """
+    from _pytest.main import EXIT_USAGEERROR
+
     try:
         try:
             config = _prepareconfig(args, plugins)
@@ -69,7 +71,7 @@ def main(args=None, plugins=None):
         tw = py.io.TerminalWriter(sys.stderr)
         for msg in e.args:
             tw.line("ERROR: {}\n".format(msg), red=True)
-        return 4
+        return EXIT_USAGEERROR
 
 
 class cmdline(object):  # compatibility namespace