From 2134fa3bb2200bb8fab6a1f85f53f96f6240fb9a Mon Sep 17 00:00:00 2001
From: Luca Soldaini <luca@soldaini.net>
Date: Fri, 16 Sep 2022 07:41:15 -0700
Subject: [PATCH] added utility functions fdict and flist

---
 pyproject.toml          |  2 +-
 src/springs/__init__.py | 30 +++++++++++++++++++++++++++++-
 2 files changed, 30 insertions(+), 2 deletions(-)

diff --git a/pyproject.toml b/pyproject.toml
index f273544..a0b3f50 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "springs"
-version = "1.4.1.1"
+version = "1.4.2"
 description = "A set of utilities to create and manage typed configuration files effectively, built on top of OmegaConf."
 authors = [
     {name = "Luca Soldaini", email = "luca@soldaini.net" }
diff --git a/src/springs/__init__.py b/src/springs/__init__.py
index c98c8e1..57e45c1 100644
--- a/src/springs/__init__.py
+++ b/src/springs/__init__.py
@@ -1,5 +1,5 @@
 from dataclasses import dataclass, field
-from typing import Any, Callable, Optional, Type, TypeVar
+from typing import Any, Callable, Dict, List, Optional, Type, TypeVar
 
 from omegaconf import MISSING, DictConfig, ListConfig
 
@@ -60,6 +60,32 @@ def make_flexy(cls_: Any) -> Any:
     return flexyclass(cls_)
 
 
+def fdict(**kwargs: Any) -> Dict[str, Any]:
+    """Shortcut for creating a Field with a default_factory that returns
+    a dictionary.
+
+    Args:
+        **kwargs: values for the dictionary returned by default factory"""
+
+    def _factory_fn() -> Dict[str, Any]:
+        return {**kwargs}
+
+    return field(default_factory=_factory_fn)
+
+
+def flist(*args: Any) -> List[Any]:
+    """Shortcut for creating a Field with a default_factory that returns
+    a list.
+
+    Args:
+        *args: values for the list returned by default factory"""
+
+    def _factory_fn() -> List[Any]:
+        return [*args]
+
+    return field(default_factory=_factory_fn)
+
+
 __all__ = [
     "all_resolvers",
     "cast",
@@ -68,8 +94,10 @@ def make_flexy(cls_: Any) -> Any:
     "dataclass",
     "DictConfig",
     "edit_list",
+    "fdict",
     "field",
     "flexyclass",
+    "flist",
     "from_dataclass",
     "from_dict",
     "from_file",