collect_env fix (#15447)

Summary:
fixes #15214
Pull Request resolved: https://github.com/pytorch/pytorch/pull/15447

Differential Revision: D13531523

Pulled By: ezyang

fbshipit-source-id: 8f24f5ae9f3e78f6c5c9ee702ba14faca7aa297a

diff --git a/torch/utils/collect_env.py b/torch/utils/collect_env.py
index 214c64c..0488995 100644 (file)
--- a/torch/utils/collect_env.py
+++ b/torch/utils/collect_env.py
@@ -40,8 +40,8 @@ def run(command):
     output, err = p.communicate()
     rc = p.returncode
     if PY3:
-        output = output.decode("ascii")
-        err = err.decode("ascii")
+        output = output.decode("utf-8")
+        err = err.decode("utf-8")
     return rc, output.strip(), err.strip()