colouring-montreal/etl/planning_data/README.MD
2022-12-02 15:28:50 +01:00

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Following instructions assume that code is placed within `~/colouring-london/etl/planning_data/`
To install necessary dependencies use `cd ~/colouring-london/etl/planning_data/ && pip3 install -r requirements.txt`
Following scripts should be scheduled to run regularly to load livestream data into database.
```
# querying API to obtain data & loading data into Colouring database
python3 obtain_livestream_data_and_load_into_database.py
# removing tile cache for planning applications status layers - note that location of cache depends on your configuration
rm /srv/colouring-london/tilecache/planning_applications_status_all/* -rf
rm /srv/colouring-london/tilecache/planning_applications_status_recent/* -rf
rm /srv/colouring-london/tilecache/planning_applications_status_very_recent/* -rf
```
As loading into databases expects environment variables to be set, one option to actually schedule it in a cron is something like
```
export $(cat ~/scripts/.env | xargs) && /usr/bin/python3 ~/colouring-london/etl/planning_data/obtain_livestream_data_and_load_into_database.py
```
with
```
~/scripts/.env
```
being in following format
```
PGHOST=localhost
PGDATABASE=colouringlondondb
PGUSER=cldbadmin
PGPASSWORD=actualpassword
PLANNNING_DATA_API_ALLOW_REQUEST_CODE=requestcode
```