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klippy: Add Python2 module wrappers and use Python3 module naming

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Add wrappers for some common Python modules so that the code can run
on both Python2 and Python3.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2021-10-01 19:30:48 -04:00
parent b8c91914b7
commit f1747b5118
6 changed files with 29 additions and 8 deletions
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21
klippy/util.py
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@ -90,6 +90,27 @@ def dump_mcu_build():
dump_file_stats(build_dir, 'out/klipper.elf')
######################################################################
# Python2 wrapper hacks
######################################################################
def setup_python2_wrappers():
if sys.version_info.major >= 3:
return
# Add module hacks so that common Python3 module imports work in Python2
import Queue, io, StringIO, ConfigParser, time
sys.modules["queue"] = Queue
io.StringIO = StringIO.StringIO
time.process_time = time.clock
sys.modules["configparser"] = ConfigParser
OrigRawConfigParser = ConfigParser.RawConfigParser
def RCP(strict=False, *args, **kwargs):
return OrigRawConfigParser(*args, **kwargs)
RCP.SECTCRE = OrigRawConfigParser.SECTCRE
ConfigParser.RawConfigParser = RCP
setup_python2_wrappers()
######################################################################
# General system and software information
######################################################################