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Updates email report to query one day at a time. #94

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Updates email report to query one day at a time. #94

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15 changes: 10 additions & 5 deletions utils/email_db_report.py
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Original file line number Diff line number Diff line change
Expand Up @@ -49,11 +49,16 @@ def str_to_date(date_str, by_day=True):
return datetime.datetime.strptime(date_str, date_format)

def run_query_for_days(query_str, today, days=7):
today_str = date_to_str(today, by_day=False)
last_week = today - datetime.timedelta(days=days)
last_week_str = date_to_str(last_week, by_day=False)

result = db_session.execute(query_str, {"from_date": last_week_str, "to_date": today_str}).fetchall()
result = []
# Some queries (mod_actions) can cause mysql to run out of memory
# Querying a day at a time reduces the memory usage
for day in range(days):
days_ago = days - day
from_dt = today - datetime.timedelta(days=days_ago)
from_str = date_to_str(from_dt, by_day=False)
to_dt = from_dt + datetime.timedelta(days=1)
to_str = date_to_str(to_dt, by_day=False)
result += list(db_session.execute(query_str, {"from_date": from_str, "to_date": to_str}).fetchall())
return result

def transform_result_to_dict(result):
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