2025-12-01

2026-03-17 14:58:51 -06:00
parent 183e865f8b
commit 4b82b57113
6846 changed files with 954887 additions and 162606 deletions
@@ -0,0 +1,58 @@
+"""Utilities to manipulate several python objects."""
+
+from typing import Any, Dict, List, Tuple, Type
+
+
+# From this response in Stackoverflow
+# http://stackoverflow.com/a/19053800/1072990
+def to_camel_case(snake_str):
+    components = snake_str.split("_")
+    # We capitalize the first letter of each component except the first one
+    # with the 'title' method and join them together.
+    return components[0] + "".join(x.title() if x else "_" for x in components[1:])
+
+
+def extract_files(
+    variables: Dict, file_classes: Tuple[Type[Any], ...]
+) -> Tuple[Dict, Dict]:
+    files = {}
+
+    def recurse_extract(path, obj):
+        """
+        recursively traverse obj, doing a deepcopy, but
+        replacing any file-like objects with nulls and
+        shunting the originals off to the side.
+        """
+        nonlocal files
+        if isinstance(obj, list):
+            nulled_obj = []
+            for key, value in enumerate(obj):
+                value = recurse_extract(f"{path}.{key}", value)
+                nulled_obj.append(value)
+            return nulled_obj
+        elif isinstance(obj, dict):
+            nulled_obj = {}
+            for key, value in obj.items():
+                value = recurse_extract(f"{path}.{key}", value)
+                nulled_obj[key] = value
+            return nulled_obj
+        elif isinstance(obj, file_classes):
+            # extract obj from its parent and put it into files instead.
+            files[path] = obj
+            return None
+        else:
+            # base case: pass through unchanged
+            return obj
+
+    nulled_variables = recurse_extract("variables", variables)
+
+    return nulled_variables, files
+
+
+def str_first_element(errors: List) -> str:
+    try:
+        first_error = errors[0]
+    except (KeyError, TypeError):
+        first_error = errors
+
+    return str(first_error)