Teacher

此模块仅作为如何帮助新手更好地理解一些异常的POC。

这是一个POC，完整的实现由André Roberge在https://github.com/aroberge/friendly-traceback完成。

演示

在REPL中导入teacher或在文件顶部启用它，如下所示

import teacher

a = "Foo"
b = "Bar"

print(a * "bar")

给出

$ python test.py
test.py:6: TypeError: can't multiply sequence by non-int of type 'str'
You tried to multiply a by 'bar'
which is not allowed, the sequence a can only be multiplied by an integer.