sqltrie_quickstart_insert_and_prefix_lookup.py

1from sqltrie import SQLiteTrie
2
3# Initialize a new trie (uses an in-memory SQLite database by default)
4trie = SQLiteTrie()
5
6# Add items to the trie
7trie["foo"] = b"foo"
8trie["foo/bar"] = b"bar"
9trie["foo/baz"] = b"baz"
10
11# Retrieve a value
12print(f"Value at 'foo/bar': {trie['foo/bar']}")
13
14# Iterate over keys with a specific prefix
15print("Keys starting with 'foo/':")
16for key in trie.keys(prefix="foo/"):
17    print(f" - {key}")
18
19# Check if a key exists
20if "foo" in trie:
21    print("'foo' exists in the trie")
22
23# Delete a key
24del trie["foo/baz"]