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      为什么Python3中没有xrange函数?
      
  最近,我开始使用Python3,它缺少xrange的好处。 简单的例子: 1) Python2: from time import time as t def count(): st = t() [x for x in xrange(10000000) if x%4 == 0] et = t() print et-st count() 2) Python3: from time import time as t def xrange(x): return iter(range(x)) def count(): st = t() [x for x …
      
        
          
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                    python 
                  
                    python-3.x 
                  
                    pep 
                  
                    xrange