craftbeerpi4-pione/venv/lib/python3.8/site-packages/pandas/_config/display.py
2021-01-30 22:29:33 +01:00

60 lines
1.7 KiB
Python

"""
Unopinionated display configuration.
"""
import locale
import sys
from pandas._config import config as cf
# -----------------------------------------------------------------------------
# Global formatting options
_initial_defencoding = None
def detect_console_encoding() -> str:
"""
Try to find the most capable encoding supported by the console.
slightly modified from the way IPython handles the same issue.
"""
global _initial_defencoding
encoding = None
try:
encoding = sys.stdout.encoding or sys.stdin.encoding
except (AttributeError, IOError):
pass
# try again for something better
if not encoding or "ascii" in encoding.lower():
try:
encoding = locale.getpreferredencoding()
except locale.Error:
# can be raised by locale.setlocale(), which is
# called by getpreferredencoding
# (on some systems, see stdlib locale docs)
pass
# when all else fails. this will usually be "ascii"
if not encoding or "ascii" in encoding.lower():
encoding = sys.getdefaultencoding()
# GH#3360, save the reported defencoding at import time
# MPL backends may change it. Make available for debugging.
if not _initial_defencoding:
_initial_defencoding = sys.getdefaultencoding()
return encoding
pc_encoding_doc = """
: str/unicode
Defaults to the detected encoding of the console.
Specifies the encoding to be used for strings returned by to_string,
these are generally strings meant to be displayed on the console.
"""
with cf.config_prefix("display"):
cf.register_option(
"encoding", detect_console_encoding(), pc_encoding_doc, validator=cf.is_text
)