code: def mdc_unicode(string, q_kopf=True):
      """
      parameters:
      string: str
      q_kopf: boolean
      return:
      unicode_text: str
      The translitterated text passes to the
      function under the variable 'string'.
      The search and replace operation
      is done for the related caracters. If
      the q_kopf parameter is False, we replace
      'q' with 'ḳ'
      """
      # lettres miniscules/lower case letters/küçük harfler
      alef = string.replace("\u0041", "\ua723")  # A -> ꜣ
      ayin = alef.replace("\u0061", "\ua725")  # a -> ꜥ
      h_dot = ayin.replace("\u0048", "\u1e25")  # H -> ḥ
      h_breve = h_dot.replace("\u0078", "\u1e2b")  # x -> ḫ
      h_line = h_breve.replace("\u0058", "\u1e96")  # X -> ẖ
      h_circum_below = h_line.replace(
          "\u0056", "\u0068" + "\u032d"
      )  # V -> 
      shin = h_circum_below.replace("\u0053", "\u0161")  # S -> š
      s_acute = shin.replace("\u0063", "\u015b")  # c -> ś
      tche = s_acute.replace("\u0054", "\u1e6f")  # T -> ṯ
      t_circum_below = tche.replace("\u0076", "\u1e71")  # v -> ṱ
      djed = t_circum_below.replace("\u0044", "\u1e0f")  # D -> ḏ
      egy_yod = djed.replace("\u0069", "\u0069" + "\u0486")  # i -> i҆
      equal = egy_yod.replace("\u003d", "\u2e17")  # = -> ⸗
      left_brackets = equal.replace("\u003c", "\u2329")  # < -> 〈
      right_brackets = left_brackets.replace(
          "\u003e", "\u232a"
      )  # > -> 〉
  
      if q_kopf is False:
          kopf = right_brackets.replace("\u0071", "\u1e33")  # q -> ḳ
          kopf_capital = kopf.replace("\u0051", "\u1e32")  # Q -> Ḳ
      else:
          kopf_capital = right_brackets
  
      # LETTRES MAJUSCULES/ UPPER CASE LETTERS/ BÜYÜK HARFLER
      h2_capital = re.sub(
          "[\u00a1\u0040]", "\u1e24", kopf_capital
      )  # ¡|@ -> Ḥ
      h3_capital = re.sub(
          "[\u0023\u00a2]", "\u1e2a", h2_capital
      )  # #|¢ -> Ḫ
      h4_capital = re.sub(
          "[\u0024\u00a3]", "\u0048" + "\u0331", h3_capital
      )  # $|£ -> H̱
      shin_capital = re.sub(
          "[\u00a5\u005e]", "\u0160", h4_capital
      )  # ¥|^ -> Š
      tche_capital = re.sub(
          "[\u002a\u00a7]", "\u1e6e", shin_capital
      )  # *|§ -> Ṯ
      djed_capital = re.sub(
          "[\u00a9\u002b]", "\u1e0e", tche_capital
      )  # ©|+ -> Ḏ
      unicode_text = djed_capital.replace("\u0043", "\u015a")  # C -> Ś
  
      return unicode_text
  
label_desc: Use image node_id 1 for calling a global function with example usage: mdc_unicode(string, q_kopf) and returns: unicode_text