New issue 3036: Tkinter UnicodeEncodeError: 'mbcs' codec can't encode characters in position 0--1 https://bitbucket.org/pypy/pypy/issues/3036/tkinter-unicodeencodeerror-mbcs-codec-cant
Sasquatch: I am trying to get matplotlib working on my machine with pypy, but it seems tkinter is causing problems. I installed pypy from the nightly builds as recommend from here [https://stackoverflow.com/questions/56826170/value-error-invalid-argument-with-pypy-when-importing-pandas-and-plotly](https://stackoverflow.com/questions/56826170/value-error-invalid-argument-with-pypy-when-importing-pandas-and-plotly) When I import tkinter however, I get: ```python >>>> import tkinter Traceback (most recent call last): File "<stdin>", line 1, in <module> File "C:\pypy-c-jit-96765-24757bd09ed9-win32\lib-python\3\tkinter\__init__.py" , line 36, in <module> import _tkinter # If this fails your Python may not be configured for Tk File "C:\pypy-c-jit-96765-24757bd09ed9-win32\lib_pypy\_tkinter\__init__.py", l ine 55, in <module> tklib.Tcl_FindExecutable(os.fsencode(sys.executable)) File "C:\pypy-c-jit-96765-24757bd09ed9-win32\lib-python\3\os.py", line 800, in fsencode return filename.encode(encoding, errors) UnicodeEncodeError: 'mbcs' codec can't encode characters in position 0--1: mbcs encoding does not support errors='surrogateescape' ``` And thus: ``` >>>> import matplotlib.pyplot Traceback (most recent call last): File "<stdin>", line 1, in <module> File "C:\pypy-c-jit-96765-24757bd09ed9-win32\site-packages\matplotlib\pyplot.p y", line 2355, in <module> switch_backend(rcParams["backend"]) File "C:\pypy-c-jit-96765-24757bd09ed9-win32\site-packages\matplotlib\pyplot.p y", line 221, in switch_backend backend_mod = importlib.import_module(backend_name) File "C:\pypy-c-jit-96765-24757bd09ed9-win32\lib-python\3\importlib\__init__.p y", line 126, in import_module return _bootstrap._gcd_import(name[level:], package, level) File "<frozen importlib._bootstrap>", line 979, in _gcd_import File "<frozen importlib._bootstrap>", line 962, in _find_and_load File "<frozen importlib._bootstrap>", line 951, in _find_and_load_unlocked File "<frozen importlib._bootstrap>", line 656, in _load_unlocked File "<builtin>/frozen importlib._bootstrap_external", line 691, in exec_modul e File "<frozen importlib._bootstrap>", line 206, in _call_with_frames_removed File "C:\pypy-c-jit-96765-24757bd09ed9-win32\site-packages\matplotlib\backends \backend_tkagg.py", line 1, in <module> from . import _backend_tk File "C:\pypy-c-jit-96765-24757bd09ed9-win32\site-packages\matplotlib\backends \_backend_tk.py", line 6, in <module> import tkinter as tk File "C:\pypy-c-jit-96765-24757bd09ed9-win32\lib-python\3\tkinter\__init__.py" , line 36, in <module> import _tkinter # If this fails your Python may not be configured for Tk File "C:\pypy-c-jit-96765-24757bd09ed9-win32\lib_pypy\_tkinter\__init__.py", l ine 55, in <module> tklib.Tcl_FindExecutable(os.fsencode(sys.executable)) File "C:\pypy-c-jit-96765-24757bd09ed9-win32\lib-python\3\os.py", line 800, in fsencode return filename.encode(encoding, errors) UnicodeEncodeError: 'mbcs' codec can't encode characters in position 0--1: mbcs encoding does not support errors='surrogateescape' ``` _______________________________________________ pypy-issue mailing list pypy-issue@python.org https://mail.python.org/mailman/listinfo/pypy-issue