fetching and preprocessing NSPL

[imy99]

Addressing #6

command line: python industrial_taxonomy/pipeline/NSPL/flow.py run

'AB1 0AA': {'laua_code': 'S12000033', 'lat': 57.101474, 'long': -2.242851, 'laua_name': 'Aberdeen City'}, 'AB1 0AB': {'laua_code': 'S12000033', 'lat': 57.102554, 'long': -2.246308, 'laua_name': 'Aberdeen City'}, 'AB1 0AD': {'laua_code': 'S12000033', 'lat': 57.100556, 'long': -2.248342, 'laua_name': 'Aberdeen City'}

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Checklist:

• [x] I have refactored my code out from notebooks/
• [x] I have run flake8 and addressed any linter erors
• [x] I have checked the code runs
• [ ] I have tested the code
• [x] I have run pre-commit and addressed any issues not automatically fixed
• [x] I have rebased onto dev (or merged any new changes from dev)
• [x] I have documented the code
  • [x] Major functions have docstrings
  • [x] Appropriate information has been added to READMEs
• [ ] I have explained the feature in this PR or (better) in output/reports/
• [x] I have requested a code review

[imy99]

@georgerichardson, I have just finished addressing your comments.