code: def search(self, keyword, remotepath = None, recursive = True):
  		''' Usage: search <keyword> [remotepath] [recursive] - \
  search for a file using keyword at Baidu Yun
    keyword - the keyword to search
    remotepath - remote path at Baidu Yun, if not specified, it's app's root directory
    resursive - search recursively or not. default is true
  		'''
  		rpath = get_pcs_path(remotepath)
  
  		pars = {
  			'method' : 'search',
  			'path' : rpath,
  			'wd' : keyword,
  			're' : '1' if str2bool(recursive) else '0'}
  
  		self.pd("Searching: '{}'".format(rpath))
  		return self.__get(pcsurl + 'file', pars, self.__search_actf search(self, keyword, remotepath = None, recursive = True):
  		''' Usage: search <keyword> [remotepath] [recursive] - \
  search for a file using keyword at Baidu Yun
    keyword - the keyword to search
    remotepath - remote path at Baidu Yun, if not specified, it's app's root directory
    resursive - search recursively or not. default is true
  		'''
  		rpath = get_pcs_path(remotepath)
  
  		pars = {
  			'method' : 'search',
  			'path' : rpath,
  			'wd' : keyword,
  			're' : '1' if str2bool(recursive) else '0'}
  
  		self.pd("Searching: '{}'".format(rpath))
  		return self.__get(pcsurl + 'file', pars, self.__search_act)
docs: Usage: search <keyword> [remotepath] [recursive] - \
  search for a file using keyword at Baidu Yun
    keyword - the keyword to search
    remotepath - remote path at Baidu Yun, if not specified, it's app's root directory
    resursive - search recursively or not. default is true