From 0b6258ab5bce985b14f28aa9e7bfe828b1d5b8c3 Mon Sep 17 00:00:00 2001
From: Ran Benita <ran@unusedvar.com>
Date: Thu, 23 Jan 2020 12:54:52 +0100
Subject: [PATCH] PyCollector.collect: use explicit cast to `str`

Ref: https://github.com/pytest-dev/pytest/pull/6521#pullrequestreview-347234792
---
 src/_pytest/python.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/_pytest/python.py b/src/_pytest/python.py
index 3d2916c83..82dca3bcc 100644
--- a/src/_pytest/python.py
+++ b/src/_pytest/python.py
@@ -369,7 +369,12 @@ class PyCollector(PyobjMixin, nodes.Collector):
                 if not isinstance(res, list):
                     res = [res]
                 values.extend(res)
-        values.sort(key=lambda item: item.reportinfo()[:2])
+
+        def sort_key(item):
+            fspath, lineno, _ = item.reportinfo()
+            return (str(fspath), lineno)
+
+        values.sort(key=sort_key)
         return values
 
     def _makeitem(self, name, obj):