class_docstr: path implementation that offers access to (possibly remote) subversion
  repositories. 
docstr: return sequence of name-info directory entries of self 
code: def _listdir_nameinfo(self):
      """return sequence of name-info directory entries of self"""
  
      def builder():
          try:
              res = self._svnwithrev("ls", "-v")
          except process.cmdexec.Error:
              e = sys.exc_info()[1]
              if e.err.find("non-existent in that revision") != -1:
                  raise py.error.ENOENT(self, e.err)
              elif e.err.find("E200009:") != -1:
                  raise py.error.ENOENT(self, e.err)
              elif e.err.find("File not found") != -1:
                  raise py.error.ENOENT(self, e.err)
              elif e.err.find("not part of a repository") != -1:
                  raise py.error.ENOENT(self, e.err)
              elif e.err.find("Unable to open") != -1:
                  raise py.error.ENOENT(self, e.err)
              elif e.err.lower().find("method not allowed") != -1:
                  raise py.error.EACCES(self, e.err)
              raise py.error.Error(e.err)
          lines = res.split("\n")
          nameinfo_seq = []
          for lsline in lines:
              if lsline:
                  info = InfoSvnCommand(lsline)
                  if info._name != ".":  # svn 1.5 produces '.' dirs,
                      nameinfo_seq.append((info._name, info))
          nameinfo_seq.sort()
          return nameinfo_seq
  
      auth = self.auth and self.auth.makecmdoptions() or None
      if self.rev is not None:
          return self._lsrevcache.getorbuild(
              (self.strpath, self.rev, auth), builder
          )
      else:
          return self._lsnorevcache.getorbuild(
              (self.strpath, auth), builder
          )
  
imports: import os, sys, time, re
  import py
  from py import path, process
  from py._path import common
  from py._path import svnwc
  from py._path.cacheutil import BuildcostAccessCache, AgingCache
label_desc: Use image node_id 22 for calling the SvnCommandPath obj's underlying member method code with example usage: obj._listdir_nameinfo() and returns: nameinfo_seq, self, self