code: def test_possible_encoding():
      for codept in range(256):
          char = chr(codept)
          assert possible_encoding(char, "latin-1")
  
file_path: python-ftfy/tests/test_characters.py
imports: from ftfy import fix_encoding, fix_encoding_and_explain, fix_text, fix_and_explain, apply_plan
  from ftfy.fixes import remove_control_chars, fix_surrogates
  from ftfy.chardata import possible_encoding
  from ftfy.badness import badness
  import unicodedata
  import sys
label_desc: Use image node_id 1 for calling a global function with example usage: test_possible_encoding() without return types