From 0b94ac0822241eb526828cf506048fb0525d5c38 Mon Sep 17 00:00:00 2001
From: Freddy Boulton <alfonsoboulton@gmail.com>
Date: Mon, 22 Jan 2024 21:45:11 -0800
Subject: [PATCH] Allow modules using load_dotenv to be reloaded when launched
 in a separate thread (#497)

Update `is_interactive` code
---
 src/dotenv/main.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/dotenv/main.py b/src/dotenv/main.py
index 383b79f4..20c7782e 100644
--- a/src/dotenv/main.py
+++ b/src/dotenv/main.py
@@ -280,7 +280,10 @@ def find_dotenv(
 
     def _is_interactive():
         """ Decide whether this is running in a REPL or IPython notebook """
-        main = __import__('__main__', None, None, fromlist=['__file__'])
+        try:
+            main = __import__('__main__', None, None, fromlist=['__file__'])
+        except ModuleNotFoundError:
+            return False
         return not hasattr(main, '__file__')
 
     if usecwd or _is_interactive() or getattr(sys, 'frozen', False):