Hi everyone,

I encounter an error with 2.0 RC2 that didn't occur in the same IronPython code on 2.0 Beta 3. I use a factory object from a COM interop assembly that has a read-write property named "Field". I get a TypeError when I assign a value to this property (read-write):
>>> mytestRun.Field['RN_USER_01'] = 'abc'
Traceback (most recent call last):
 File "<stdin>", line 1, in <module>
TypeError: 'DispPropertyGet' object is unsubscriptable

>>> print mytestRun.Field['RN_USER_01']
None

I imported the same COM interop assembly that worked with 2.0 Beta3. The interop was converted with tlbimp.exe from a COM API .dll. Here's the 2.0 Beta3 output:
>>> mytestRun.Field['RN_USER_01'] = 'abc'
>>> print mytestRun.Field['RN_USER_01']
abc

My best guess is that IronPython 2.0 RC2 interprets the property as read-only even though the COM interop assembly defines the property read-write. The error occurs in IronPython 2.0 RC2 with every COM interop object with the read-write "Field" property.

I can read the default assigned value but cannot assign anything. Any ideas? I'm fresh out of them after trying many permutations of the syntax.

Thank you,
Rodney Howeedy
Staff Engineer, Sun Microsystems
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