diff --git a/emsdk.py b/emsdk.py
index e87f9c7..9ed3a88 100644
--- a/emsdk.py
+++ b/emsdk.py
@@ -734,8 +734,10 @@
   stdout, stderr = process.communicate()
   return (process.returncode, stdout, stderr)
 
+
 cached_git_executable = None
 
+
 # must_succeed: If false, the search is performed silently without printing out
 #               errors if not found. Empty string is returned if git is not found.
 #               If true, the search is required to succeed, and the execution