master > master: src - clean up

- enums für Alphabete
- button layout
- refresh Knopf
- aspect ratio

src/thirdparty/maths.py

@@ -9,6 +9,29 @@ from fractions import Fraction;
 import math;
 import numpy as np;
 import random;
+from typing import TypeVar;
+
+# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+# MODIFICATIONS
+# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+# local usage only
+T = TypeVar('T');
+
+def sample(
+    X: list[T],
+    size: int = 1,
+    replace: bool = True,
+) -> list[T]:
+    '''
+    @inputs
+    - `X` - a list
+    - `size` <int> - desired sample size
+    - `replace` <bool> - optional replacement
+
+    @returns a sample from an uniformly distributed set.
+    '''
+    return np.random.choice(X, size=size, replace=replace).tolist();
 
 # ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 # EXPORTS
@@ -19,4 +42,5 @@ __all__ = [
     'math',
     'np',
     'random',
+    'sample',
 ];