llllvvuu / contributor-tools Goto Github PK

import string
import csv
import tempfile


thumbs_up = '\U0001f44d'


def test_chars():
    yield from string.printable
    yield thumbs_up


def write_chars_to_tmp_file(mode = 'w', chars_gen = test_chars, **kwargs):  
    with tempfile.TemporaryFile(mode = mode, **kwargs) as f:
        w = csv.writer(f)
        for c in chars_gen():
            w.writerow(c)


write_chars_to_tmp_file('w', encoding = 'utf8')

print(f'{thumbs_up=}')

write_chars_to_tmp_file('w')

py write_unicode_to_csv.py
thumbs_up='👍'
Traceback (most recent call last):
  File "...\Coding\Python\write_unicode_to_csv.py", line 21, in <module>
    write_chars_to_tmp_file('w')
  File "...\Coding\Python\write_unicode_to_csv.py", line 15, in write_chars_to_tmp_file
    w.writerow(c)
  File "...\AppData\Local\Programs\Python\Python311\Lib\tempfile.py", line 483, in func_wrapper
    return func(*args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^
  File "...\AppData\Local\Programs\Python\Python311\Lib\encodings\cp1252.py", line 19, in encode
    return codecs.charmap_encode(input,self.errors,encoding_table)[0]
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
UnicodeEncodeError: 'charmap' codec can't encode character '\U0001f44d' in position 0: character maps to <undefined>