Make colour aliases IDE-friendly (ManimCommunity#2050)

* Make colour aliases IDE-friendly

Fixes ManimCommunity#2049

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

Author: Timmmm

manim/utils/color.py

@@ -260,25 +260,112 @@ def named_lines_group(length, colors, names, text_colors, align_to_block):
     gray_brown = "#736357"
 
 
-# Create constants from Colors enum
-constants_names = []
-for name, value in Colors.__members__.items():
-    name = name.upper()
-    value = value.value
-    constants_names.append(name)
-    locals()[name] = value
-    if "GRAY" in name:
-        name = name.replace("GRAY", "GREY")
-        locals()[name] = value
-        constants_names.append(name)
-
-# Add constants to module exports. Simply adding constants_names would work fine, but
-# would make it hard for IDEs to understand that colors are exported. Therefore the
-# result of the following print statement is added instead.
-
-# print(constants_names)
-
-__all__ += [  # used to stop flake8 from complaining about undefined vars
+def print_constant_definitions():
+    """
+    A simple function used to generate the constant values below. To run it
+    paste this function and the Colors class into a file and run them.
+    """
+    constants_names: list[str] = []
+    for name in Colors.__members__.keys():
+        name_upper = name.upper()
+
+        constants_names.append(name_upper)
+        print(f"{name_upper} = Colors.{name}")
+
+        if "GRAY" in name_upper:
+            name_upper = name_upper.replace("GRAY", "GREY")
+
+            constants_names.append(name_upper)
+            print(f"{name_upper} = Colors.{name}")
+
+    constants_names_repr = '[\n    "' + '",\n    "'.join(constants_names) + '",\n]'
+
+    print(f"\n__all__ += {constants_names_repr}")
+
+
+WHITE = "#FFFFFF"
+GRAY_A = "#DDDDDD"
+GREY_A = "#DDDDDD"
+GRAY_B = "#BBBBBB"
+GREY_B = "#BBBBBB"
+GRAY_C = "#888888"
+GREY_C = "#888888"
+GRAY_D = "#444444"
+GREY_D = "#444444"
+GRAY_E = "#222222"
+GREY_E = "#222222"
+BLACK = "#000000"
+LIGHTER_GRAY = "#DDDDDD"
+LIGHTER_GREY = "#DDDDDD"
+LIGHT_GRAY = "#BBBBBB"
+LIGHT_GREY = "#BBBBBB"
+GRAY = "#888888"
+GREY = "#888888"
+DARK_GRAY = "#444444"
+DARK_GREY = "#444444"
+DARKER_GRAY = "#222222"
+DARKER_GREY = "#222222"
+BLUE_A = "#C7E9F1"
+BLUE_B = "#9CDCEB"
+BLUE_C = "#58C4DD"
+BLUE_D = "#29ABCA"
+BLUE_E = "#236B8E"
+PURE_BLUE = "#0000FF"
+BLUE = "#58C4DD"
+DARK_BLUE = "#236B8E"
+TEAL_A = "#ACEAD7"
+TEAL_B = "#76DDC0"
+TEAL_C = "#5CD0B3"
+TEAL_D = "#55C1A7"
+TEAL_E = "#49A88F"
+TEAL = "#5CD0B3"
+GREEN_A = "#C9E2AE"
+GREEN_B = "#A6CF8C"
+GREEN_C = "#83C167"
+GREEN_D = "#77B05D"
+GREEN_E = "#699C52"
+PURE_GREEN = "#00FF00"
+GREEN = "#83C167"
+YELLOW_A = "#FFF1B6"
+YELLOW_B = "#FFEA94"
+YELLOW_C = "#FFFF00"
+YELLOW_D = "#F4D345"
+YELLOW_E = "#E8C11C"
+YELLOW = "#FFFF00"
+GOLD_A = "#F7C797"
+GOLD_B = "#F9B775"
+GOLD_C = "#F0AC5F"
+GOLD_D = "#E1A158"
+GOLD_E = "#C78D46"
+GOLD = "#F0AC5F"
+RED_A = "#F7A1A3"
+RED_B = "#FF8080"
+RED_C = "#FC6255"
+RED_D = "#E65A4C"
+RED_E = "#CF5044"
+PURE_RED = "#FF0000"
+RED = "#FC6255"
+MAROON_A = "#ECABC1"
+MAROON_B = "#EC92AB"
+MAROON_C = "#C55F73"
+MAROON_D = "#A24D61"
+MAROON_E = "#94424F"
+MAROON = "#C55F73"
+PURPLE_A = "#CAA3E8"
+PURPLE_B = "#B189C6"
+PURPLE_C = "#9A72AC"
+PURPLE_D = "#715582"
+PURPLE_E = "#644172"
+PURPLE = "#9A72AC"
+PINK = "#D147BD"
+LIGHT_PINK = "#DC75CD"
+ORANGE = "#FF862F"
+LIGHT_BROWN = "#CD853F"
+DARK_BROWN = "#8B4513"
+GRAY_BROWN = "#736357"
+GREY_BROWN = "#736357"
+
+__all__ += [
     "WHITE",
     "GRAY_A",
     "GREY_A",
@@ -325,8 +412,8 @@ def named_lines_group(length, colors, names, text_colors, align_to_block):
     "YELLOW_A",
     "YELLOW_B",
     "YELLOW_C",
-    "YELLOW_E",
     "YELLOW_D",
+    "YELLOW_E",
     "YELLOW",
     "GOLD_A",
     "GOLD_B",