Batch rename and xls to csv
   '''  #Remove spaces from filename  import os  path  = 'C:\\Users\\gaura\\Downloads\\estmst' #os.getcwd()  filenames = os.listdir()  for filename in filenames:      os.rename(os.path.join(path, filename), os.path.join(path, filename.replace(' ', '-')))      '''    import  os ,  pandas  as  pd  path  =  'C: \\ Users \\ gaura \\ Downloads \\ estmst'   for  filename in  os . listdir(path):     data_xls =  pd . read_excel(filename, 'Main Dashboard Excel' , index_col = None )     data_xls . to_csv(filename + '.csv' , encoding = 'utf-8' , index = False )