Modify DictManager's get_tracker() method

[entropidelic]

This change will greately simplify our integration with the cairo-rs VM, since our API can't return objects of the type VmConstsReference.

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This change is 

[ilyalesokhin-starkware]

Reviewed 1 of 1 files at r1, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @entropidelic)

[ilyalesokhin-starkware]

wait

Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @entropidelic)

[ilyalesokhin-starkware]

Reviewable status: all files reviewed, 1 unresolved discussion (waiting on @entropidelic)

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src/starkware/cairo/common/dict.py line 60 at r1 (raw file):

        Gets a dict tracker given the dict_ptr.
        """
        if isinstance(dict_ptr, VmConstsReference):

Can't you just add your object type here?

Code quote:

if isinstance(dict_ptr, VmConstsReference):

[ilyalesokhin-starkware]

.

Reviewable status: all files reviewed, 1 unresolved discussion (waiting on @entropidelic)

[ilyalesokhin-starkware]

Reviewable status: all files reviewed, 1 unresolved discussion (waiting on @entropidelic)

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src/starkware/cairo/common/dict.py line 60 at r1 (raw file):

Previously, ilyalesokhin-starkware wrote…

Can't you just add your object type here?

Actually, just test that the dict_ptr is not a RelocatableValue.

Suggestion:

        if not isinstance(dict_ptr, RelocatableValue):
            dict_ptr = dict_ptr.address_