localstack · RobertLucian · Nov 1, 2024 · Oct 25, 2024 · Oct 28, 2024 · Oct 28, 2024
diff --git a/localstack-core/localstack/utils/strings.py b/localstack-core/localstack/utils/strings.py
@@ -203,3 +203,19 @@ def prepend_with_slash(input: str) -> str:
     if not input.startswith("/"):
         return f"/{input}"
     return input
+
+
+def key_value_pairs_to_dict(pairs: str, delimiter: str = ",", separator: str = "=") -> dict:
+    """
+    Converts a string of key-value pairs to a dictionary.
+
+    Args:
+        pairs (str): A string containing key-value pairs separated by a delimiter.
+        delimiter (str): The delimiter used to separate key-value pairs (default is comma ',').
+        separator (str): The separator between keys and values (default is '=').
+
+    Returns:
+        dict: A dictionary containing the parsed key-value pairs.
+    """
+    splits = [split_pair.partition(separator) for split_pair in pairs.split(delimiter)]
+    return {key.strip(): value.strip() for key, _, value in splits}
diff --git a/tests/unit/utils/test_strings.py b/tests/unit/utils/test_strings.py
@@ -1,7 +1,24 @@
-from localstack.utils.strings import prepend_with_slash
+from localstack.utils.strings import (
+    key_value_pairs_to_dict,
+    prepend_with_slash,
+)
 
 
 def test_prepend_with_slash():
     assert prepend_with_slash("hello") == "/hello"
     assert prepend_with_slash("/world") == "/world"
     assert prepend_with_slash("//world") == "//world"
+
+
+def test_key_value_pairs_to_dict():
+    assert key_value_pairs_to_dict("a=1,b=2,c=3") == {"a": "1", "b": "2", "c": "3"}
+    assert key_value_pairs_to_dict("a=1;b=2;c=3", delimiter=";", separator="=") == {
+        "a": "1",
+        "b": "2",
+        "c": "3",
+    }
+    assert key_value_pairs_to_dict("a=1;b=2;c=3", delimiter=";", separator=":") == {
+        "a=1": "",
+        "b=2": "",
+        "c=3": "",
+    }