Created
September 24, 2021 18:52
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scraping GEOCGR
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import os, time, pandas as pd | |
carpeta_salida = 'geocgr' | |
comunas = pd.read_excel('s3://corporacionciudades/cut_2018_v03.xls') # esto debiera vivir en una API | |
print(f'TOTAL comunas: {len(comunas)}') | |
#fuente: http://www.subdere.gov.cl/sites/default/files/documentos/cut_2018_v03.xls | |
url_base='https://www.contraloria.cl/opencgrapp/geocgr/api/comunas/%05d/newobras' | |
t0 = time.time() | |
sdf = pd.DataFrame() | |
for ix, row in comunas.iterrows(): # podría esto ser un async for? | |
url = url_base %(row['Código Comuna 2017']) | |
udf = pd.read_json(url) | |
comuna = row['Nombre Comuna'] | |
udf['comuna'] = comuna | |
udf['provincia'] = row['Nombre Provincia'] | |
udf['código_comuna'] = row['Código Comuna 2017'] | |
udf['región'] = row['Código Región'] | |
udf['CLASIFICACION'] = udf['CLASIFICACION'].apply(lambda n:n.split(';')[0]) | |
sdf = sdf.append(udf, sort=False) | |
if ix%20==10: | |
print(f'[{ix}/{len(comunas)}]','Region=',row['Código Región'],len(sdf),round(time.time()-t0,2)) | |
del udf # liberando memoria después de cada comuna | |
filename = f'base_geocgr_{time.strftime("%Y%m%d")}.pq' | |
print(f'{len(sdf)} contratos grabados en {filename}') | |
sdf.to_parquet(filename) | |
cmd=f'aws s3 cp {filename} s3://quantcldata/CLIENTES/CIUDADES/' | |
os.system(cmd) |
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