code: def fetch(self):
          
          #Default type to download
          source = True
          directory = "."
  
          if self.options.file_type == "svn":
              version = "dev"
              svn_uri = get_download_uri(self.project_name, \
                      "dev", True)
              if svn_uri:
                  directory = self.project_name + "_svn"
                  return self.fetch_svn(svn_uri, directory)
              else:
                  self.logger.error(\
                      "ERROR: No subversion repository found for %s" % \
                      self.project_name)
                  return 1
          elif self.options.file_type == "source":
              source = True
          elif self.options.file_type == "egg":
              source = False
  
          uri = get_download_uri(self.project_name, self.version, source)
          if uri:
              return self.fetch_uri(directory, uri)
          else:
              self.logger.error("No %s URI found for package: %s " % \
                      (self.options.file_type, self.project_name))
              return 1
docs: Download a package
  
          @returns: 0 = success or 1 if failed download