Polish code for unused modules and variables

[gregorgorjanc]

In AlphaGenes/AlphaPeel#40 (comment) @XingerTang reported this flake8 output indicating code polish we should do at some point;)

setup.py:1:1: F401 'setuptools.Extension' imported but unused
setup.py:1:1: F401 'setuptools.find_packages' imported but unused
src/tinypeel/Peeling/Peeling.py:1:1: F401 'concurrent.futures' imported but unused
src/tinypeel/Peeling/Peeling.py:2:1: F401 'numba.int8' imported but unused
src/tinypeel/Peeling/Peeling.py:2:1: F401 'numba.int64' imported but unused
src/tinypeel/Peeling/Peeling.py:2:1: F401 'numba.optional' imported but unused
src/tinypeel/Peeling/Peeling.py:2:1: F401 'numba.boolean' imported but unused
src/tinypeel/Peeling/Peeling.py:3:1: F401 'numba.experimental.jitclass' imported but unused
src/tinypeel/Peeling/Peeling.py:5:1: F401 'collections.OrderedDict' imported but unused
src/tinypeel/Peeling/Peeling.py:7:1: F401 '..tinyhouse.InputOutput' imported but unused
src/tinypeel/Peeling/Peeling.py:8:1: F401 '..tinyhouse.ProbMath' imported but unused
src/tinypeel/Peeling/Peeling.py:9:1: F401 '..tinyhouse.HaplotypeOperations' imported but unused
src/tinypeel/Peeling/Peeling.py:11:1: F401 'math' imported but unused
src/tinypeel/Peeling/Peeling.py:30:5: F841 local variable 'e16' is assigned to but never used
src/tinypeel/Peeling/PeelingInfo.py:1:1: F401 'concurrent.futures' imported but unused
src/tinypeel/Peeling/PeelingInfo.py:2:1: F401 'numba.int8' imported but unused
src/tinypeel/Peeling/PeelingInfo.py:7:1: F401 '..tinyhouse.InputOutput' imported but unused
src/tinypeel/Peeling/PeelingInfo.py:11:1: F401 'math' imported but unused
src/tinypeel/Peeling/PeelingInfo.py:163:5: F841 local variable 'changed' is assigned to but never used
src/tinypeel/Peeling/PeelingUpdates.py:1:1: F401 'concurrent.futures' imported but unused
src/tinypeel/Peeling/PeelingUpdates.py:2:1: F401 'numba.float32' imported but unused
src/tinypeel/Peeling/PeelingUpdates.py:2:1: F401 'numba.int8' imported but unused
src/tinypeel/Peeling/PeelingUpdates.py:2:1: F401 'numba.int64' imported but unused
src/tinypeel/Peeling/PeelingUpdates.py:2:1: F401 'numba.optional' imported but unused
src/tinypeel/Peeling/PeelingUpdates.py:2:1: F401 'numba.boolean' imported but unused
src/tinypeel/Peeling/PeelingUpdates.py:3:1: F401 'numba.experimental.jitclass' imported but unused
src/tinypeel/Peeling/PeelingUpdates.py:5:1: F401 'collections.OrderedDict' imported but unused
src/tinypeel/Peeling/PeelingUpdates.py:9:1: F401 '..tinyhouse.HaplotypeOperations' imported but unused
src/tinypeel/Peeling/PeelingUpdates.py:13:1: F401 'math' imported but unused
src/tinypeel/Peeling/PeelingUpdates.py:255:5: F821 undefined name 'setupTransmission'
src/tinypeel/Peeling/PeelingUpdates.py:272:5: F841 local variable 'patValid' is assigned to but never used
src/tinypeel/tinypeel.py:2:1: F401 'numba.jit' imported but unused
src/tinypeel/tinypeel.py:2:1: F401 'numba.float32' imported but unused
src/tinypeel/tinypeel.py:2:1: F401 'numba.int32' imported but unused
src/tinypeel/tinypeel.py:2:1: F401 'numba.int64' imported but unused
src/tinypeel/tinypeel.py:2:1: F401 'numba.optional' imported but unused
src/tinypeel/tinypeel.py:3:1: F401 'numba.experimental.jitclass' imported but unused
src/tinypeel/tinypeel.py:6:1: F401 '.tinyhouse.ProbMath' imported but unused
src/tinypeel/tinypeel.py:68:17: F841 local variable 'results' is assigned to but never used
src/tinypeel/tinypeel.py:194:5: F841 local variable 'segInfo' is assigned to but never used