Adjust wikidata event specifiers

Do minor refactors:
- Swap fmt=1 and fmt=2 in 'events' table
- Make documentation consistently use BC and AD
- import argparse at start of scripts

1 files changed, 4 insertions, 3 deletions

diff --git a/backend/hist_data/gen_picked_data.py b/backend/hist_data/gen_picked_data.py
index 7d6071a..933af24 100755
--- a/backend/hist_data/gen_picked_data.py
+++ b/backend/hist_data/gen_picked_data.py
@@ -4,12 +4,14 @@
 Adds additional manually-picked events to the database
 """
 
-# Enable unit testing code to, when running this script, resolve imports of modules within this directory
+# Code used in unit testing (for resolving imports of modules within this directory)
 import os, sys
 parentDir = os.path.dirname(os.path.realpath(__file__))
 sys.path.append(parentDir)
-
+# Standard imports
+import argparse
 import json, sqlite3
+# Local imports
 from gen_imgs import convertImage
 
 PICKED_DIR = 'picked'
@@ -55,7 +57,6 @@ def genData(pickedDir: str, pickedEvtFile: str, dbFile: str, imgOutDir: str) ->
 	dbCon.close()
 
 if __name__ == '__main__':
-	import argparse
 	parser = argparse.ArgumentParser(description=__doc__, formatter_class=argparse.RawDescriptionHelpFormatter)
 	args = parser.parse_args()
 	#