CHECK-2355 Remove platform dependencies to support deployment to ARM servers

[huslage]

We need to support deployment to ARM-based servers and Macs. This is the work to de-platform the code.

[codeclimate]

Code Climate has analyzed commit 3ee5332 and detected 0 issues on this pull request.

The test coverage on the diff in this pull request is 100.0% (50% is the threshold).

This pull request will bring the total coverage in the repository to 88.7% (0.0% change).

View more on Code Climate.

[huslage]

@DGaffney @computermacgyver I'm getting this error when it tries to install tmkpy:

#0 354.3   │ exit code: 1
#0 354.3   ╰─> [29 lines of output]
#0 354.3       running install
#0 354.3       /usr/local/lib/python3.9/site-packages/setuptools/command/install.py:34: SetuptoolsDeprecationWarning: setup.py install is deprecated. Use build and pip and other standards-based tools.
#0 354.3         warnings.warn(
#0 354.3       running build
#0 354.3       running build_py
#0 354.3       make: 'libtmk.a' is up to date.
#0 354.3       creating build
#0 354.3       creating build/lib.linux-aarch64-cpython-39
#0 354.3       copying tmkpy.py -> build/lib.linux-aarch64-cpython-39
#0 354.3       running build_ext
#0 354.3       building '_tmkpy' extension
#0 354.3       swigging tmkpy.i to tmkpy_wrap.cpp
#0 354.3       swig -python -c++ -o tmkpy_wrap.cpp tmkpy.i
#0 354.3       creating build/temp.linux-aarch64-cpython-39
#0 354.3       gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall -fPIC -I. -I/usr/local/include/python3.9 -c tmkpy.cpp -o build/temp.linux-aarch64-cpython-39/tmkpy.o
#0 354.3       tmkpy.cpp: In function ‘facebook::tmk::algo::TMKFeatureVectors hashVideo(std::string, std::string)’:
#0 354.3       tmkpy.cpp:36:7: warning: unused variable ‘rc’ [-Wunused-variable]
#0 354.3          36 |  bool rc = facebook::tmk::hashing::hashVideoFile(
#0 354.3             |       ^~
#0 354.3       tmkpy.cpp: In function ‘std::vector<float> query(facebook::tmk::algo::TMKFeatureVectors, std::vector<std::__cxx11::basic_string<char> >, int)’:
#0 354.3       tmkpy.cpp:106:17: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::vector<std::__cxx11::basic_string<char> >::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
#0 354.3         106 |   if (numThreads>haystackFilenames.size()) {
#0 354.3             |       ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
#0 354.3       gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall -fPIC -I. -I/usr/local/include/python3.9 -c tmkpy_wrap.cpp -o build/temp.linux-aarch64-cpython-39/tmkpy_wrap.o
#0 354.3       g++ -pthread -shared build/temp.linux-aarch64-cpython-39/tmkpy.o build/temp.linux-aarch64-cpython-39/tmkpy_wrap.o -Ltmk/cpp/ -L/usr/local/lib -ltmk -o build/lib.linux-aarch64-cpython-39/_tmkpy.cpython-39-aarch64-linux-gnu.so
#0 354.3       /usr/bin/ld: skipping incompatible tmk/cpp//libtmk.a when searching for -ltmk
#0 354.3       /usr/bin/ld: cannot find -ltmk
#0 354.3       collect2: error: ld returned 1 exit status
#0 354.3       error: command '/usr/bin/g++' failed with exit code 1
#0 354.3       [end of output]
#0 354.3   
#0 354.3   note: This error originates from a subprocess, and is likely not a problem with pip.
#0 354.3 error: legacy-install-failure```