def upgrade_stations(threshold: int, num_bikes: int, stations: List["Station"]) -> int: """Modify each station in stations that has a capacity that is less than threshold by adding num_bikes to the capacity and bikes available counts. Modify each station at most once. Return the total number of bikes that were added to the bike share network. Precondition: num_bikes >= 0 >>> handout_copy = [HANDOUT_STATIONS[0][:], HANDOUT_STATIONS[1][:]] >>> upgrade_stations(25, 5, handout_copy) 5 >>> handout_copy[0] == HANDOUT_STATIONS[0] True >>> handout_copy[1] == [7001, 'Lower Jarvis St SMART / The Esplanade', \ 43.647992, -79.370907, 20, 10, 10] True """ # A set of constants, each representing a list index for station information.ID =NAME = 1LATITUDELONGITUDEСАРАCITY4BIKES_AVAILABLE = 5DOCKS_AVAILABLE6.NO_KIOSK= 'SMART'# For use in the get_lat_lon_distance helper functionEARTH_RADIUS = 6371# SAMPLE DATA TO USE IN DOCSTRING EXAMPLESSAMPLE_STATIONS%3D[7090, 'Danforth Ave / Lamb Ave',43.681991, -79.329455, 15, 4, 10],[7486, 'Gerrard St E / Ted Reeve Dr',43.684261, -79.299332, 24, 5, 19],[7571, 'Highfield Rd / Gerrard St E43.671685, -79.325176, 19, 14, 5]]SMART',HANDOUT_STATIONS[7000, 'Ft. York / Capreol Crt.',43.639832, -79.395954, 31, 20, 11],[7001, 'Lower Jarvis St SMART / The Esplanade',43.647992, -79.370907, 15, 5, 10]]

Answered: # A set of constants, each representing…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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def upgrade_stations(threshold: int, num_bikes: int,
stations: List["Station"]) -> int:
"""Modify each station in stations that has a capacity that is less than
threshold by adding num_bikes to the capacity and bikes available counts.
Modify each station at most once.

Return the total number of bikes that were added to the bike share network.

Precondition: num_bikes >= 0

>>> handout_copy = [HANDOUT_STATIONS[0][:], HANDOUT_STATIONS[1][:]]
>>> upgrade_stations(25, 5, handout_copy)
5
>>> handout_copy[0] == HANDOUT_STATIONS[0]
True
>>> handout_copy[1] == [7001, 'Lower Jarvis St SMART / The Esplanade', \
43.647992, -79.370907, 20, 10, 10]
True
"""

# A set of constants, each representing a list index for station information.
ID =
NAME = 1
LATITUDE
LONGITUDE
САРАCITY
4
BIKES_AVAILABLE = 5
DOCKS_AVAILABLE
6.
NO_KIOSK
= 'SMART'
# For use in the get_lat_lon_distance helper function
EARTH_RADIUS = 6371
# SAMPLE DATA TO USE IN DOCSTRING EXAMPLES
SAMPLE_STATIONS
%3D
[7090, 'Danforth Ave / Lamb Ave',
43.681991, -79.329455, 15, 4, 10],
[7486, 'Gerrard St E / Ted Reeve Dr',
43.684261, -79.299332, 24, 5, 19],
[7571, 'Highfield Rd / Gerrard St E
43.671685, -79.325176, 19, 14, 5]]
SMART',
HANDOUT_STATIONS
[7000, 'Ft. York / Capreol Crt.',
43.639832, -79.395954, 31, 20, 11],
[7001, 'Lower Jarvis St SMART / The Esplanade',
43.647992, -79.370907, 15, 5, 10]]

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