From 1e6139c81e9acd5d2c771b0718f6f4b8592892e3 2020-01-07 15:43:21
From: Jeff Potter <jeff@enveritas.org>
Date: 2020-01-07 15:43:21
Subject: [PATCH] Exit non-zero when ipython is given a file path to run that doesn't exist

---

diff --git a/IPython/core/shellapp.py b/IPython/core/shellapp.py
index a09192f..3147c59 100644
--- a/IPython/core/shellapp.py
+++ b/IPython/core/shellapp.py
@@ -404,6 +404,9 @@ class InteractiveShellApp(Configurable):
             fname = self.file_to_run
             if os.path.isdir(fname):
                 fname = os.path.join(fname, "__main__.py")
+            if not os.path.exists(fname):
+                self.log.warning("File '%s' doesn't exist", fname)
+                self.exit(2)
             try:
                 self._exec_file(fname, shell_futures=True)
             except: