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jupyter_cki.py
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jupyter_cki.py
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#!/usr/bin/env python
#
# Jupyter Custom Kernel Installer (jupyter_cki)
# Copyright (C) 2019 aramcap (https://github.com/aramcap/jupyter_cki)
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Not modify this software! It's can be produce corruption!
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import os, sys, argparse
from subprocess import call
from tempfile import mkstemp
from shutil import move
# Call command
def command(env_path, kernel_name):
return call([env_path+"/bin/python", "-m", "ipykernel", "install", "--name", kernel_name, "--prefix", env_path])
# Secure replace line in file
def replace(file_path, pattern, subst):
fh, abs_path = mkstemp()
with os.fdopen(fh,'w') as new_file:
with open(file_path) as old_file:
for line in old_file:
new_file.write(line.replace(pattern, subst))
os.remove(file_path)
move(abs_path, file_path)
return True
if __name__ == "__main__":
parser = argparse.ArgumentParser(description='Jupyter Custom Kernel Installer - Copyright (GNU GPL v3) 2019 https://github.com/aramcap/jupyter_cki')
subparsers = parser.add_subparsers(help='Subcommands', dest="command")
parser_python = subparsers.add_parser('python', help='Install Python kernel')
parser_python.add_argument('--jupyter', action='store', help='Jupyter environment path')
parser_python.add_argument('--kernel', action='store', help='Python kernel environment path')
parser_python.add_argument('--kernel_name', action='store', help='Kernel name')
parser_ir = subparsers.add_parser('ir', help='Install IR kernel')
parser_ir.add_argument('--jupyter', action='store', help='Jupyter environment path')
parser_ir.add_argument('--kernel', action='store', help='IR kernel environment path')
args = parser.parse_args()
if args.command == "python":
if args.jupyter == None or args.kernel == None or args.kernel_name == None:
parser_python.print_help()
sys.exit(2)
ENV_PATH = args.jupyter
KERNEL_PATH = args.kernel
KERNEL_NAME = args.kernel_name
command(ENV_PATH, KERNEL_NAME)
replace(ENV_PATH+"/share/jupyter/kernels/"+KERNEL_NAME+"/kernel.json", ENV_PATH, KERNEL_PATH)
os.chmod(ENV_PATH+"/share/jupyter/kernels/"+KERNEL_NAME+"/kernel.json", 644)
print("Kernel installed")
elif args.command == "ir":
if args.jupyter == None or args.kernel == None:
parser_ir.print_help()
sys.exit(2)
ENV_PATH = args.jupyter
KERNEL_PATH = args.kernel
replace(ENV_PATH+"/share/jupyter/kernels/ir/kernel.json", '["R"', '["'+os.path.join(KERNEL_PATH,"bin/R")+'"')
os.chmod(ENV_PATH+"/share/jupyter/kernels/ir/kernel.json", 644)
print("Kernel installed")
else:
parser.print_help()
sys.exit(2)