brokenspoke_analyzer.core.compute module

Define functions to run SQL scripts.

Define functions to run the various SQL scripts performing the operations to compute the BNA scores.

class brokenspoke_analyzer.core.compute.Access(name, first=0.0, second=0.0, third=0.0, max_score=1)

Bases: object

Define the Access parts.

first: float = 0.0

max_score: int = 1

name: str

second: float = 0.0

third: float = 0.0

class brokenspoke_analyzer.core.compute.BlockRoad(buffer=15, min_length=30)

Bases: object

Define the Block Road items.

buffer: int = 15

min_length: int = 30

class brokenspoke_analyzer.core.compute.PathConstraint(min_length=4800, min_bbox=3300)

Bases: object

Define the Path Constraints.

min_bbox: int = 3300

min_length: int = 4800

class brokenspoke_analyzer.core.compute.Score(total=100, people=15, opportunity=20, core_services=20, retail=15, recreation=15, transit=15)

Bases: object

Define the Score parts.

core_services: int = 20

opportunity: int = 20

people: int = 15

recreation: int = 15

retail: int = 15

total: int = 100

transit: int = 15

class brokenspoke_analyzer.core.compute.Tolerance(colleges=100, community_centers=50, doctors=50, dentists=50, hospitals=50, pharmacies=50, parks=50, retail=50, transit=75, universities=150)

Bases: object

Cluster tolerances given in units of output_srid.

colleges: int = 100

community_centers: int = 50

dentists: int = 50

doctors: int = 50

hospitals: int = 50

parks: int = 50

pharmacies: int = 50

retail: int = 50

transit: int = 75

universities: int = 150

brokenspoke_analyzer.core.compute.all(database_url, sql_script_dir, output_srid, state_default_speed, city_default_speed, import_jobs, buffer=2680, max_trip_distance=2680)

Compute all features.

Return type:

None

brokenspoke_analyzer.core.compute.conectivity(engine, sql_script_dir, output_srid, import_jobs, max_trip_distance=2680)

Compute BNA connectivity scores.

Return type:

None

brokenspoke_analyzer.core.compute.execute_sqlfile_with_substitutions(engine, sqlfile, bind_params=None)

Execute SQL statements with substitutions.

Return type:

None

brokenspoke_analyzer.core.compute.features(engine, sql_script_dir, output_srid, boundary_buffer)

Compute the BNA features.

Return type:

None

brokenspoke_analyzer.core.compute.stress(engine, sql_script_dir, state_default_speed, city_default_speed)

Compute stress levels.

Return type:

None