ScopeFormatter 1.0.3

内容

• Examples
• Requirements
• Limitations
• History
  • 1.0.3 – 2009 Oct 22
  • 1.0.2 – 2009 Oct 22
  • 1.0.1 – 2009 Oct 3
  • 1.0 – 2009 Sept 25

Examples

>>> from scopeformatter import F
>>> greeting = 'Hello'
>>> def greet(name):
...     return F('{greeting}, {name}!')
>>> greet('world')
'Hello, world!'

接受位置参数和关键字参数：

>>> F('{greeting} {0} times, {name}!', len(greeting), name='world')
'Hello 5 times, world!'

Requirements

堆栈检查需要一个python vm，它提供 sys._getframe()，例如cpython。

Limitations

将找不到封闭作用域中的非全局名称，除非 它们在本地范围内被引用。

>>> def outer():
...     non_local = 'non-local'
...     def inner():
...         return F('{non_local} is not referenced locally')
...     return inner()
>>> outer()
Traceback (most recent call last):
    ...
KeyError: 'non_local'

>>> def outer():
...     non_local = 'non-local'
...     def inner():
...         non_local
...         return F('{non_local} is referenced locally')
...     return inner()
>>> outer()
'non-local is referenced locally'

History