Cleaned code structure

openflexure_microscope/common/labthings_core/utilities.py

@@ -1,3 +1,10 @@
+import collections.abc
+import re
+import base64
+import operator
+from functools import reduce
+
+
 def get_docstring(obj):
     ds = obj.__doc__
     if ds:
@@ -8,3 +15,49 @@ def get_docstring(obj):
 
 def get_summary(obj):
     return get_docstring(obj).partition("\n")[0].strip()
+
+
+def rupdate(d, u):
+    for k, v in u.items():
+        if isinstance(v, collections.abc.Mapping):
+            if not k in d:
+                d[k] = {}
+            d[k] = rupdate(d.get(k, {}), v)
+        else:
+            d[k] = v
+    return d
+
+
+def get_by_path(root, items):
+    """Access a nested object in root by item sequence."""
+    return reduce(operator.getitem, items, root)
+
+
+def set_by_path(root, items, value):
+    """Set a value in a nested object in root by item sequence."""
+    get_by_path(root, items[:-1])[items[-1]] = value
+
+
+def create_from_path(items):
+    tree_dict = {}
+    for key in reversed(items):
+        tree_dict = {key: tree_dict}
+    return tree_dict
+
+
+def bottom_level_name(obj):
+    return obj.__name__.split(".")[-1]
+
+
+def camel_to_snake(name):
+    s1 = re.sub("(.)([A-Z][a-z]+)", r"\1_\2", name)
+    return re.sub("([a-z0-9])([A-Z])", r"\1_\2", s1).lower()
+
+
+def camel_to_spine(name):
+    s1 = re.sub("(.)([A-Z][a-z]+)", r"\1-\2", name)
+    return re.sub("([a-z0-9])([A-Z])", r"\1-\2", s1).lower()
+
+
+def snake_to_spine(name):
+    return name.replace("_", "-")