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main.py
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main.py
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from pika_client.factory import create_persistent_async_publisher
import config
import logging
import logging.config
import csv
import sys
from utils.repeated_timer import RepeatedTimer
def parse_line(line):
final_parts = list(csv.reader([line]))[0]
sku = final_parts[3]
try:
sku = int(float(sku))
except ValueError:
raise ValueError("SKU is empty")
return {
"product_name": final_parts[0],
"photo_url": final_parts[1],
"barcode": int(float(final_parts[2])) if final_parts[2] != "" else "",
"sku": int(float(final_parts[3])),
"price_cents": int(float(final_parts[4]))if final_parts[4] != "" else "",
"producer": final_parts[5]
}
def operation():
publisher = create_persistent_async_publisher(config.publisher_config["connection"],
config.publisher_config["route"],
exchange=config.publisher_config["route"]["exchange"],
routing_key=config.publisher_config["route"]["routing_key"]
, log=log)
publisher.start()
l_idx = 0
log.info("start reading lines")
with open(config.loader_path, "r") as fdr:
fdr.readline()
for line in fdr:
log.info("line {}: {}".format(l_idx, line))
l_idx +=1
try:
doc = parse_line(line)
publisher.send(doc)
except:
log.exception("{} {}".format(l_idx, line))
log.info("flushing and stopping publisher")
publisher.flush()
publisher.stop()
if __name__ == "__main__":
config_path = sys.argv[1] if len(sys.argv) > 1 else "config/config.yaml"
config.create(config_path)
logging.config.dictConfig(config.log_dict_config)
log = logging.getLogger("loader")
timer = RepeatedTimer(operation, config.interval_min * 60, start_immediately=True)
timer.start()
timer.join()