Comments regarding tensorflow_2.0.0-1_amd64.changes

[Jochen Sprickerhof]

* M. Zhou <cdluminate at gmail.com> [2020-03-02 01:38]:
>Besides, eigen3 is a header-only library. not a shared one.
>
>On Mon, 2 Mar 2020 at 01:27, M. Zhou <cdluminate at gmail.com> wrote:
>
>> Hi Sean,
>>
>> There are two embedded source tarballs:
>> 1. abseil-cpp: the upstream (google) development model makes
>>    it unsuitable for debian packaging. This is a mandatory
>>    dependency of tensorflow. hence the embedded tarball.
>> 2. eigen3: debian ships another version of this package. However,
>>    tensorflow is tightly coupled with a specific snapshot version
>>    by upstream. building against debian's eigen3 will result in
>>    nothing but FTBFS. Patching tensorflow to fix the insane amount
>>    of API breaks could be impractical as currently there is only
>>    one person working on this stuff.

Does Tensorflow export the Eigen API?
Because then we could get problems when linking it to other libs later, 
as discussed in #868355.

Cheers Jochen
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