code_editor_and_text_54.py

from tkinter import *
import ctypes
import re
import os


def execute(event=None):
    with open("run.py", "w", encoding="utf-8") as f:
        f.write(editArea.get("1.0", END))

    os.system('start cmd /K "python run.py"')


def changes(event=None):
    global previousText

    if editArea.get("1.0", END) == previousText:
        return
    
    for tag in editArea.tag_names():
        editArea.tag_remove(tag, "1.0", "end")

    i = 0
    for pattern, color in repl:
        for start, end in search_re(pattern, editArea.get("1.0", END)):
            editArea.tag_add(f'{i}', start, end)
            editArea.tag_config(f'{i}', foreground=color)

            i += 1

    previousText = editArea.get("1.0", END)


def search_re(pattern, text):
    matches = []
    text = text.splitlines()

    for i, line in enumerate(text):
        for match in re.finditer(pattern, line):
            matches.append((f"{i + 1}.{match.start()}", f"{i + 1}.{match.end()}"))
    return matches

def rgb(rgb):
    return "#%02x%02x%02x" %rgb


ctypes.windll.shcore.SetProcessDpiAwareness(True)

root = Tk()
root.geometry("900x700")
root.title("Rise-Coding (2010)")
previousText = ""

normal = rgb((234, 234, 234))
keywords = rgb((234, 95, 95))
comments = rgb((95, 234, 165))
string = rgb((234, 162, 95))
function = rgb((95, 211, 234))
background = rgb((42, 42, 42))
font = "Arial 13 normal roman"

repl = [
        ["(^| )(False|None|True|and|as|assert|async|await|break|class|contunie|def|del|elif|else|except|finally|for|from|global|if|import|in|is|lambda|nonlocal|not|or|pass|raise|return|try|wheel|with|yeld)($|)",keywords],
        ['".*?"', string],
        ['\".*?\"', string],
        ['#.*?$', comments]
]

editArea = Text(
    root, background=background, foreground=normal, insertbackground=normal, relief=FLAT, borderwidth=30, font=font
)
editArea.pack(fill=BOTH, expand=1)

editArea.insert("1.0", """from random import randint
                
print([randint(1, 20) for i in range(10)])
                
""")

editArea.bind('<KeyRelease>', changes)

root.bind('<Control-r>', execute)

changes()

root.mainloop()