* fix issue#7476
diff --git a/Lib/pipes.py b/Lib/pipes.py
index 6dcc997..25e9915 100644
--- a/Lib/pipes.py
+++ b/Lib/pipes.py
@@ -267,10 +267,13 @@
_funnychars = '"`$\\' # Unsafe inside "double quotes"
def quote(file):
+ ''' return a shell-escaped version of the file string '''
for c in file:
if c not in _safechars:
break
else:
+ if not file:
+ return "''"
return file
if '\'' not in file:
return '\'' + file + '\''
diff --git a/Lib/test/test_pipes.py b/Lib/test/test_pipes.py
index d1053e8..a638598 100644
--- a/Lib/test/test_pipes.py
+++ b/Lib/test/test_pipes.py
@@ -76,6 +76,8 @@
self.assertEqual(pipes.quote("test%s'name'" % u),
'"test\\%s\'name\'"' % u)
+ self.assertEqual(pipes.quote(''), "''")
+
def testRepr(self):
t = pipes.Template()
self.assertEqual(repr(t), "<Template instance, steps=[]>")