Sorry, there was a typo in my message:
On May 13, 2007, at 10:05PM , Gregory R. Warnes wrote:
>
> The problem is that in **R** '.' (period) is a valid character in a
> variable/function *name*, while it is not valid in python. To
> overcome this problem, use '_' (underscore), which RPy will translate
> to a '.'
>
> So, try
>
> palette = r.brewer_pal(3, "Greens")
>
> -Greg
>
> On May 12, 2007, at 3:22 PM, John Owens wrote:
>
>> John Owens <john_owens <at> yahoo.com> writes:
>>
>> + >>> palette = r.brewer.pal(3, "Greens")
>> + Traceback (most recent call last):
>> + File "<stdin>", line 1, in ?
>> + File "/opt/local/lib/python2.4/site-packages/rpy.py", line 286,
>> + in __getattr__
>> + return self.__getitem__(name)
>> + File "/opt/local/lib/python2.4/site-packages/rpy.py", line 290,
>> + in __getitem__
>> + obj = self.__dict__[name] = self.__dict__.get(name, self.get
>> (name))
>> + rpy.RException: Error in get(x, envir, mode, inherits) : variable
>> + "brewer" was not found
>>
>> This does work, though, not sure why the original did not:
>>
>> palette = r('brewer.pal(3,"Greens")')
>>
>> JDO
>>
>>
>>
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