How to print unicode characters with yaml.safe_dump()?

[Peter Otten]

Peng Yu wrote:

> Hi, The following code shows that "Michał" is printed differently for
> print(yaml.safe_dump(...)) and the direct print. Does anybody know how
> to use yaml.safe_dump() so that "Michał" will be printed as is.
> 
> ~$ cat main.py
> #!/usr/bin/env python
> # vim: set noexpandtab tabstop=2 shiftwidth=2 softtabstop=-1
> # fileencoding=utf-8:
> 
> import yaml
> 
> foo = {
>     u'first': u"Michał",
>     u'last': u"Seweryn",
> }
> 
> print foo['first']
> 
> print(yaml.safe_dump(foo, default_flow_style=True).encode('utf-8'))
> print(yaml.safe_dump(foo, default_flow_style=False).encode('utf-8'))
> ~$ ./main.py
> Michał
> {first: "Micha\u0142", last: Seweryn}
> 
> first: "Micha\u0142"
> last: Seweryn
> 

Use the allow_unicode flag:

>>> print yaml.safe_dump(foo, allow_unicode=True, default_flow_style=False)
first: Michał
last: Seweryn