Enhancement/type checking

[RHammond2]

Closes #78

[codecov[bot]]

Codecov Report

Merging #91 (b8cc021) into develop (efcc0ad) will decrease coverage by 0.97%. The diff coverage is 19.04%.

@@             Coverage Diff             @@
##           develop      #91      +/-   ##
===========================================
- Coverage    55.70%   54.73%   -0.97%     
===========================================
  Files           21       21              
  Lines         3429     3471      +42     
  Branches       669      700      +31     
===========================================
- Hits          1910     1900      -10     
- Misses        1419     1458      +39     
- Partials       100      113      +13     

Impacted Files	Coverage Δ
wombat/core/environment.py	73.52% <ø> (ø)
wombat/core/repair_management.py	68.03% <0.00%> (-1.55%)	:arrow_down:
wombat/core/port.py	16.25% <5.55%> (-0.86%)	:arrow_down:
wombat/core/post_processor.py	6.22% <8.00%> (+0.04%)	:arrow_up:
wombat/core/simulation_api.py	49.55% <11.11%> (-1.37%)	:arrow_down:
wombat/core/service_equipment.py	61.34% <19.04%> (-1.76%)	:arrow_down:
wombat/core/mixins.py	62.85% <20.00%> (-1.85%)	:arrow_down:
wombat/windfarm/system/cable.py	75.91% <20.00%> (-2.61%)	:arrow_down:
wombat/core/data_classes.py	85.68% <55.55%> (-1.37%)	:arrow_down: