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update_externals.py
HU DONG edited this page Nov 27, 2019
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This file is used to do the following tasks by factoring up appropriate files by annual growth rate:
- update external productions and attractions, and
- update land use file in trip model format.
Variable Names | Description | Value |
---|---|---|
annual_growth_rate | Annual growth rate for externals Ps and As | value given by PSRC |
original_year | Starting year | |
target_year | The target year for updated output files |
Job growth is compound.
Input Files | Filename | Source |
---|---|---|
external_file | inputs\supplemental\generation\external-2014.csv |
from 2014 base year model |
landuse_file | inputs\supplemental\generation\landuse\tazdata_2014.csv |
from 2014 base year model |
updated_hhs | hh_summary_by_taz.csv |
hh_and_person_summary.py |
This is the external file used in a base year model. It includes production and attraction for external-external trips. Click here for file format.
The first 100 columns are all placeholders (all zeros). Description of column 101 ~ 125 can be found here.
Column | Description | Value |
---|---|---|
hhtaz | BKRCast TAZ | |
total_hhs | Total hhs in a TAZ | |
total_persons | Total persons in a TAZ |
Column | Description | Value |
---|---|---|
TAZ_P | BKRCast TAZ | |
EMPEDU_P | Edu jobs in a TAZ | |
EMPFOO_P | Food jobs in a TAZ | |
EMPGOV_P | Government jobs in a TAZ | |
EMPIND_P | Industrial jobs in a TAZ | |
EMPMED_P | Medical jobs in a TAZ | |
EMPOFC_P | Office jobs in a TAZ | |
EMPOTH_P | Other jobs in a TAZ | |
EMPRET_P | Retail jobs in a TAZ | |
EMPSVC_P | Service jobs in a TAZ | |
EMPTOT_P | Total jobs in a TAZ | |
HH_P | Total hhs in a TAZ |
Input Files | Filename | To | Notes |
---|---|---|---|
external_output_file | inputs\supplemental\generation\externals.csv | generation.py |
default_name = externals.csv
|
updated_landuse_file | inputs\supplemental\generation\landuse\tazdata.in | generation.py |
default_name = tazdata.in
|
This is the updated externals.csv that will be used in supplemental module. Click here for file format.
This is the updated 4K land use file tazdata.in. This file is used in supplemental module to calculate EI/IE trips. File format can be found here.
- Externals
- Network
- Land Use
- Synthetic Population