import os
import subprocess
+from git_remote_helpers.util import check_call
+
+
def sanitize(rev, sep='\t'):
"""Converts a for-each-ref line to a name/value pair.
"""
path = ".cached_revs"
ofile = open(path, "w")
- child = subprocess.Popen(args, stdout=ofile)
- if child.wait() != 0:
- raise CalledProcessError
+ check_call(args, stdout=ofile)
output = open(path).readlines()
self.revmap = dict(sanitize(i) for i in output)
if "HEAD" in self.revmap: