more generic blender_ipython.py

.gitignore

@@ -1,2 +1,5 @@
 .*
 *~
+__pycache__
+*.pyc
+*.pyo

blender_ipython.py

@@ -0,0 +1,16 @@
+#!/usr/bin/python3
+
+import sys
+
+if sys.argv[1:2] == ['kernel']:
+	from blender_ipython_kernel import launch_kernel
+	launch_kernel(sys.argv[1:])
+else:
+	from os.path       import abspath, dirname, join as pathjoin
+	from pkg_resources import load_entry_point
+
+	# use wrapper script for starting python processes
+	# the wrapper will defer execution to blender, if it was used to start a new kernel
+	sys.executable = pathjoin(dirname(abspath(__file__)), 'blender_ipython_wrapper.py')
+
+	sys.exit(load_entry_point('ipython', 'console_scripts', 'ipython3')())

blender_ipython_kernel.py

@@ -1,27 +0,0 @@
-#!/usr/bin/python3
-
-import os
-import sys
-import distutils.spawn
-import subprocess
-import tempfile
-
-blender = distutils.spawn.find_executable("blender")
-tempscript = tempfile.mktemp()+"_blender_ipython.py"
-
-with open(tempscript,"w") as f:
-	f.write("""\
-import sys
-sys.argv[:] = [sys.executable]
-from IPython.zmq.ipkernel import IPKernelApp
-
-app = IPKernelApp.instance()
-app.initialize(%r)
-app.start()
-""" % sys.argv[1:])
-
-try:
-	print("starting:", blender, '-b', '-P', tempscript)
-	sys.exit(subprocess.call([blender, '-b', '-P', tempscript]))
-finally:
-	os.remove(tempscript)

blender_ipython_notebook.py

@@ -1,9 +0,0 @@
-#!/usr/bin/python3
-
-import sys
-from os.path import abspath, dirname, join as pathjoin
-from IPython.frontend.html.notebook.notebookapp import launch_new_instance
-
-sys.executable = pathjoin(dirname(abspath(__file__)), 'blender_ipython_kernel.py')
-
-launch_new_instance()

blender_ipython_wrapper.py

@@ -0,0 +1,39 @@
+#!/usr/bin/python3
+
+import os
+import sys
+import subprocess
+import tempfile
+
+__all__ = 'launch_kernel', 'main'
+
+def launch_kernel(argv):
+	tempscript = tempfile.mktemp()+"_blender_ipython_kernel.py"
+
+	# generate kernel starter script
+	with open(tempscript,"w") as f:
+		f.write("""\
+import sys
+sys.argv[:] = [sys.executable]
+from IPython.zmq.ipkernel import IPKernelApp
+
+app = IPKernelApp.instance()
+app.initialize(%r)
+app.start()
+""" % argv)
+
+	try:
+		print('starting: blender -b -P', tempscript)
+		sys.exit(subprocess.call(['blender', '-b', '-P', tempscript]))
+	finally:
+		os.remove(tempscript)
+
+def main():
+	if sys.argv[1:3] != ['-c', 'from IPython.zmq.ipkernel import main; main()']:
+		# if it wasn't used to start a kernel really execute python
+		os.execlp('python3','python3',*sys.argv[1:])
+	else:
+		launch_kernel(sys.argv[1:])
+
+if __name__ == '__main__':
+	main()