Beginner Blender Python Tutorial: Python Dictionaries Example 1 (used in tutorial: https://youtu.be/FkJ2XanNBR4)

dict_example_1.py

# give Python access to Blender's functionality
import bpy

# extend Python functionality to generate random numbers
import random


def create_plane_with_color(color, location):
    # add a plane
    bpy.ops.mesh.primitive_plane_add()
    plane_object = bpy.context.active_object
    plane_object.location = location

    # create a new material
    material = bpy.data.materials.new(name=f"diffuse_material")
    material.diffuse_color = color

    # add material to object
    plane_object.data.materials.append(material)

####################
####################


# create a dict of colors
my_colors = {
    "Brick Red": (0.4019, 0.068478, 0.0578054, 1.0),
    "Neon Red": (1.0, 0.0307132, 0.0307135, 1.0), 
    "Pastel Red": (0.955973, 0.351532, 0.351533, 1.0)
}

####################
# example 1A
color = my_colors["Brick Red"]
create_plane_with_color(color, location=(0, 0, 0))

####################
# example 1B
create_plane_with_color(my_colors["Neon Red"], location=(0, 3, 0))

####################
# example 1C
# create a list of keys
list_of_keys = list(my_colors.keys())

# select a random key
random_key = random.choice(list_of_keys)

color = my_colors[random_key]
create_plane_with_color(color, location=(0, 6, 0))