def setup_python2():
from pip import main as mainpip
mainpip(['install', '3to2'])
from lib3to2 import main as three2two
import shutil
import shlex
try:
regenerate = need_to_regenerate()
except Exception as _:
regenerate = True # we need to do it if the dir doesn't exist
if regenerate:
for d in src_dirs:
tmp_src = os.path.join(py2_root, d)
try:
shutil.rmtree(tmp_src)
except OSError:
pass # ignore if the directory doesn't exist.
shutil.copytree(d, tmp_src)
for fname in all_files_in_rep(tmp_src):
os.utime(fname, None)
three2two.main("lib3to2.fixes", shlex.split("-n --no-diffs -w {0}".format(py2_root)))
else:
print('Sources already uptodate for python 2')
return py2_root
def convert_to_python2():
"""
Convert errbot source code (which is written for Python 3) to
Python 2-compatible code (in-place) using lib3to2.
"""
try:
from lib3to2 import main as three2two
except ImportError:
print(
"Installing Err under Python 2, which requires 3to2 to be installed, but it was not found"
)
print(
"I will now attempt to install it automatically, but this requires at least pip 1.4 to be installed"
)
print(
"If you get the error 'no such option: --no-clean', please `pip install 3to2` manually and "
"then `pip install err` again.")
from pip import main as mainpip
mainpip(['install', '3to2', '--no-clean'])
from lib3to2 import main as three2two
files_to_convert = list(walk_lib3to2_input_sources())
three2two.main("lib3to2.fixes",
["-n", "--no-diffs", "-w"] + files_to_convert)
def setup_python2():
from pip import main as mainpip
mainpip(['install', '3to2'])
from lib3to2 import main as three2two
import shutil
import shlex
try:
regenerate = need_to_regenerate()
except Exception as _:
regenerate = True # we need to do it if the dir doesn't exist
if regenerate:
for d in src_dirs:
tmp_src = os.path.join(py2_root, d)
try:
shutil.rmtree(tmp_src)
except OSError:
pass # ignore if the directory doesn't exist.
shutil.copytree(d, tmp_src)
for fname in all_files_in_rep(tmp_src):
os.utime(fname, None)
three2two.main("lib3to2.fixes",
shlex.split("-n --no-diffs -w {0}".format(py2_root)))
else:
print('Sources already uptodate for python 2')
return py2_root
def convert_to_python2():
try:
from lib3to2 import main as three2two
except ImportError:
print("Installing Err under Python 2, which requires 3to2 to be installed, but it was not found")
print("I will now attempt to install it automatically, but this requires at least pip 1.4 to be installed")
print("If you get the error 'no such option: --no-clean', please `pip install 3to2` manually and then `pip install err` again.")
from pip import main as mainpip
mainpip(['install', '3to2', '--no-clean'])
from lib3to2 import main as three2two
import shutil
import shlex
for d in src_dirs:
three2two.main("lib3to2.fixes", shlex.split("-n --no-diffs -w {0}".format(d)))
def convert_to_python2():
try:
from lib3to2 import main as three2two
except ImportError:
print("Installing Err under Python 2, which requires 3to2 to be installed, but it was not found")
print("I will now attempt to install it automatically, but this requires at least pip 1.4 to be installed")
print("If you get the error 'no such option: --no-clean', please `pip install 3to2` manually and "
"then `pip install err` again.")
from pip import main as mainpip
mainpip(['install', '3to2', '--no-clean'])
from lib3to2 import main as three2two
import shlex
for d in src_dirs:
three2two.main("lib3to2.fixes", shlex.split("-n --no-diffs -w {0}".format(d)))
def convert_to_python2():
"""
Convert errbot source code (which is written for Python 3) to
Python 2-compatible code (in-place) using lib3to2.
"""
try:
from lib3to2 import main as three2two
except ImportError:
print("Installing Err under Python 2, which requires 3to2 to be installed, but it was not found")
print("I will now attempt to install it automatically, but this requires at least pip 1.4 to be installed")
print("If you get the error 'no such option: --no-clean', please `pip install 3to2` manually and "
"then `pip install err` again.")
from pip import main as mainpip
mainpip(['install', '3to2', '--no-clean'])
from lib3to2 import main as three2two
files_to_convert = list(walk_lib3to2_input_sources())
three2two.main("lib3to2.fixes", ["-n", "--no-diffs", "-w"] + files_to_convert)
#!/usr/bin/env python
import unittest
import sys
if sys.version_info[0] < 3:
try:
from lib3to2 import main as three2two
except ImportError:
print('If this keeps happening please install'
'3to2 yourself with `pip install 3to2 --user`.')
from pip import main as mainpip
mainpip(['install', '3to2', 'mock', '--user'])
from lib3to2 import main as three2two
three2two.main('lib3to2.fixes', '-n --no-diffs -w paperworks'.split(' '))
three2two.main('lib3to2.fixes', '-n --no-diffs -w test'.split(' '))
if __name__ == '__main__':
testsuite = unittest.TestLoader().discover('./test/')
unittest.TextTestRunner(verbosity=1).run(testsuite)
