On 4/6/2015 7:54 AM, boB Stepp wrote:
Python 2.7.8 (default, Jun 30 2014, 16:03:49) [MSC v.1500 32 bit
(Intel)] on win32
Type "copyright", "credits" or "license()" for more information.
d = {'n': 'Print me!'}
d
{'n': 'Print me!'}
d['n']
'Print me!'
def func(d['n']):
SyntaxError: invalid syntax
def func(d):
print d['n']
func(d)
Print me!
The plain text does not show it, but in the invalid syntax the "[" is
highlighted red.
Why is it invalid syntax to pass a particular dictionary value in a
function? Or does it require a different form to do so?
Maybe this form helps:
Python 2.7.6 (default, Mar 22 2014, 22:59:56)
[GCC 4.8.2] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> d = {'a':'123'}
>>> def func(s=d['a']):
... print s
...
>>> func()
123
Emile
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