From ff638e269d439c853b5182b68ff10777f12597f1 Mon Sep 17 00:00:00 2001
From: Terry Truong <terry06890@gmail.com>
Date: Sun, 5 Feb 2023 13:55:00 +1100
Subject: Use relative imports between data generation scripts

Avoids the need for code that modifies sys.path, but requires
running of the scripts using 'python -m' with backend/ as cwd.

Also expects constants like DB_FILE to be non-relative, due to
running from backend/.
---
 backend/chrona.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'backend/chrona.py')

diff --git a/backend/chrona.py b/backend/chrona.py
index e107d1c..c327693 100755
--- a/backend/chrona.py
+++ b/backend/chrona.py
@@ -24,6 +24,7 @@ Expected HTTP query parameters:
 
 from typing import Iterable, cast
 import sys
+import os
 import re
 import urllib.parse
 import sqlite3
@@ -32,7 +33,8 @@ import jsonpickle
 
 from hist_data.cal import HistDate, dbDateToHistDate, dateToUnit
 
-DB_FILE = 'hist_data/data.db'
+DATA_DIR = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'hist_data')
+DB_FILE = os.path.join(DATA_DIR, 'data.db')
 MAX_REQ_EVENTS = 2000
 MAX_REQ_UNIT_COUNTS = MAX_REQ_EVENTS
 DEFAULT_REQ_EVENTS = 20
-- 
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