Merge pull request #389 from nicoddemus/excinfo-fix-384

Fix ExceptionInfo usage for pytest 4.1

Author: nicoddemus

changelog/384.bugfix.rst

@@ -0,0 +1 @@
+Add support for pytest 4.1.

xdist/workermanage.py

@@ -345,7 +345,11 @@ def process_from_remote(self, eventcall):  # noqa too complex
         except:  # noqa
             from _pytest._code import ExceptionInfo
 
-            excinfo = ExceptionInfo()
+            # ExceptionInfo API changed in pytest 4.1
+            if hasattr(ExceptionInfo, "from_current"):
+                excinfo = ExceptionInfo.from_current()
+            else:
+                excinfo = ExceptionInfo()
             print("!" * 20, excinfo)
             self.config.notify_exception(excinfo)
             self.shutdown()