main.py

#!/usr/bin/env python3
from pyreadline3 import Readline

readline = Readline()

wordlist = []

try:
    with open("words.txt", "r") as f:
        for line in f:
            wordlist.append(line.strip().replace('qu', 'Q'))
except EnvironmentError:
    print("Cannot find wordlist")
    exit(1)

while True:
    try:
        valid_words = []

        letters = input(f'> ')
        if " " in letters:
            rack, preference = letters.split()
            if "$" in preference:
                preference_status = "suffix"
            if "^" in preference:
                preference_status = "prefix"
        else:
            rack = letters
            preference = None

        for word in wordlist:
            candidate = True
            rack_letters = list(rack)
            for letter in word:
                if letter not in rack_letters:
                    candidate = False
                    break
                else:
                    rack_letters.remove(letter)
            if candidate:
                valid_words.append([len(word), word])

        valid_words.sort()

        for entry in valid_words:
            length = entry[0]
            word = entry[1].replace('Q', 'qu')
            if preference:
                candidate = True
                for letter in list(preference):
                    if not str(letter) in word:
                        candidate = False
                if candidate:
                    print(f'{str(length)} {word}')
            else:
                print(f'{str(length)} {word}')

    except (KeyboardInterrupt, EOFError):
        print("Exiting")
        exit(1)