Replaces letters with diacritics in a czech text

asciify_czech.py

#
# Prints stdin input without diacritics.
# Expects a text in czech language.
#
# Author: okurka12
#
# Date: 2024-07-21
#
# reads from stdin and outputs on stdout
#
import sys

PRINT_BLOAT = False

original_string = sys.stdin.read()

# replacements for a czech text
replacements = {
    "ě": "e",
    "š": "s",
    "č": "c",
    "ř": "r",
    "ž": "z",
    "ý": "y",
    "á": "a",
    "í": "i",
    "é": "e",
    "ů": "u",
    "ú": "u",
    "ď": "d",
    "ť": "t",
    "ň": "n",
    "ó": "o",
    "Ě": "E",
    "Š": "S",
    "Č": "C",
    "Ř": "R",
    "Ž": "Z",
    "Ý": "Y",
    "Á": "A",
    "Í": "I",
    "É": "E",
    "Ů": "U",
    "Ú": "U",
    "Ď": "D",
    "Ť": "T",
    "Ň": "N",
    "Ó": "O",
    "„": "\"",
    "“": "\""
}

# perform the replacing
asciified_string = ""
for letter in original_string:

    # pick a new letter
    new_letter = ""
    if letter in replacements:
        new_letter = replacements[letter]
    elif ord(letter) <= 0x7e:
        new_letter = letter
    else:
        new_letter = "?"

    asciified_string += new_letter

# check that the string is indeed ascii
for letter in asciified_string:
    if PRINT_BLOAT:
        print(letter, ord(letter))
    assert ord(letter) <= 0x7e

# print
if PRINT_BLOAT:
    print()
print(asciified_string)