reduce函数在python3的内建函数移除了,放入了functools模块 参考: NameError: global name ‘reduce’ is not defined 连接: https://stackoverflow.com/questions/10226381/nameerror-global-name-reduce-is-not-defined
xor=lambdax,y: (x+y)%2l=reduce(xor,[1,2,3,4]) 并得到以下错误: l = reduce(xor, [1,2,3,4]) NameError:name'reduce'isnotdefined 尝试将reduce打印到交互式控制台中 - 出现此错误: NameError:name'reduce'isnotdefined reduce真的在 Python 3.2 中被移除了吗?如果是这样的话,还有什么选择呢?
简介: Python编程:NameError: name 'reduce' is not defined 问题来了 使用reduce() 测试的时候报错:reduce 未定义! print(reduce(lambda x, y: x + y, [ 1, 2, 3])) """Output: NameError: name 'reduce' is not defined """ 解决 引用stackoverflow的回答: - 你使用的是python3 - 参考的是...
print (reduce(ride,[2, 4, 5, 7, 12])) NameError: name 'reduce' is not defined 更改:利用reduce实现连乘 from functools import reduce def ride(x,y): return x*y print (reduce(ride,[2, 4, 5, 7, 12])) 3360
15. name 'reduce' is not defined 16. pymysql.err.InternalError: (1698, "Access denied for user 'root'@'localhost'") 17. 运行Python Web项目uwsgi报错 18. Unicode-objects must be encoded before hashing 19. /usr/bin/python: No module named virtualenvwrapper ...
7 NameError: name ‘reduce’ is not defined 提示如下图: 源代码如下: 代码语言:javascript 复制 Tn=0Sn=[]n=int(input('n = '))a=int(input('a = '))forcountinrange(n):Tn=Tn+a a=a*10Sn.append(Tn)print(Tn)Sn=reduce(lambda x,y:x+y,Sn)print("计算的和为:",Sn) ...
python-reduce函数的简单使用 简单使用: test02=[4,5,6,7,8,8,9,10,22] defadd(x,y):return x+y res=reduce(add,test02) print(res) 79 报错: NameError: name'reduce'isnot defined 解决: from functoolsimportreduce 原因: 在python3中,这个函数从全局命名空间中移除,放在了 functools模块...
NameError: name CreateSparkContext is not defined sparkConf) print ("master="+sc.master) SetLogger(sc) SetPath(sc) return (sc) 运行时报错: NameError 1.2K00 NameError: name reduce is not defined : x+y, [1, 2, 3, 4, 5]) --- NameError...last) in () ---> 1 reduce(lambda ...
Global name 'reduce' is not definedOnce more into the breach… C:\home\chardet> python test.py tests\*\* tests\ascii\howto.diveintomark.org.xml ascii with confidence 1.0 tests\Big5\0804.blogspot.com.xml Traceback (most recent call last): File "test.py", line 12, in <module> u....
NameError: name 'reduce' is not defined 2018-02-22 17:08 −听说了大名鼎鼎的 ```reduce``` 函数,可以是执行的时候却显示这个。 ```python In [1]: reduce(lambda x, y: x+y, [1, 2, 3, 4, 5]) ---... Cocowool 0 5747 Python 解决 :NameError: name 'reload' is not defined...