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authorBonfaceKilz2021-06-02 07:54:35 +0300
committerBonfaceKilz2021-06-03 21:58:31 +0300
commitbd952d23a523a25d014676912cfc1e174435f606 (patch)
tree3bf25f7c63d6881a5a1955d29e1b1c38f8ccf987 /gn3
parentcd0f1155d2b325aa0863268d4e27397ae34afdec (diff)
downloadgenenetwork3-bd952d23a523a25d014676912cfc1e174435f606.tar.gz
Get the diff between 2 dicts and return that as a dict
Diffstat (limited to 'gn3')
-rw-r--r--gn3/db/__init__.py16
1 files changed, 16 insertions, 0 deletions
diff --git a/gn3/db/__init__.py b/gn3/db/__init__.py
index 1eb7b12..19135fc 100644
--- a/gn3/db/__init__.py
+++ b/gn3/db/__init__.py
@@ -68,3 +68,19 @@ def fetchone(conn: Any,
with conn.cursor() as cursor:
cursor.execute(sql)
return DATACLASSMAP[table](*cursor.fetchone())
+
+
+def diff_from_dict(old: Dict, new: Dict) -> Dict:
+ """Construct a new dict with a specific structure that contains the difference
+between the 2 dicts in the structure:
+
+diff_from_dict({"id": 1, "data": "a"}, {"id": 2, "data": "b"})
+
+Should return:
+
+{"id": {"old": 1, "new": 2}, "data": {"old": "a", "new": "b"}}
+ """
+ dict_ = {}
+ for key, value in old.items():
+ dict_[key] = {"old": old[key], "new": new[key]}
+ return dict_