96 def cmd(cmd, shell=True, include_stderr=False, background=False, fail=True):  argument
111 def cmd_result(proc, include_stderr=False, fail=False):  argument
143 def tool(name, args, flags, JSON=True, ns="", fail=True, include_stderr=False):  argument
168 def bpftool(args, JSON=True, ns="", fail=True, include_stderr=False):  argument
213                       fail=True, include_stderr=False):  argument
227 def ip(args, force=False, JSON=True, ns="", fail=True, include_stderr=False):  argument
233 def tc(args, JSON=True, ns="", fail=True, include_stderr=False):  argument
480                 fail=True, include_stderr=False):  argument
488                   fail=True, include_stderr=False):  argument
548                       fail=True, include_stderr=False):  argument
565                            fail=True, include_stderr=False):  argument