def create_new_client(self, give_focus=True):
"""Create a new client"""
client = IPythonClient(self,
history_filename='history.py',
menu_actions=self.menu_actions)
self.add_tab(client, name=client.get_name())
self.main.extconsole.start_ipykernel(client, give_focus=give_focus)
def _create_client_for_kernel(self, cf, hostname, kf, pw):
# Verifying if the connection file exists - in the case of an empty
# file name, the last used connection file is returned.
try:
cf = find_connection_file(cf, profile='default')
except (IOError, UnboundLocalError):
QMessageBox.critical(self, _('IPython'),
_("Unable to connect to IPython <b>%s") % cf)
return
# Base client name:
# remove path and extension, and use the last part when split by '-'
base_client_name = osp.splitext(cf.split('/')[-1])[0].split('-')[-1]
# Generating the client name by appending /A, /B... until it is unique
count = 0
while True:
client_name = base_client_name + '/' + chr(65 + count)
for cl in self.get_clients():
if cl.name == client_name:
break
else:
break
count += 1
# Getting kernel_widget_id from the currently open kernels.
kernel_widget_id = None
for sw in self.extconsole.shellwidgets:
if sw.connection_file == cf.split('/')[-1]:
kernel_widget_id = id(sw)
# Verifying if frontend and kernel have compatible versions
if not self.kernel_and_frontend_match(cf):
QMessageBox.critical(
self, _("Mismatch between kernel and frontend"),
_("Your IPython frontend and kernel versions "
"are <b>incompatible!!</b>"
"<br><br>"
"We're sorry but we can't create an IPython "
"console for you."), QMessageBox.Ok)
return
# Creating the client
client = IPythonClient(self,
history_filename='history.py',
connection_file=cf,
kernel_widget_id=kernel_widget_id,
menu_actions=self.menu_actions,
hostname=hostname,
sshkey=kf,
password=pw)
# Adding the tab
self.add_tab(client, name=client.get_name())
# Connecting kernel and client
self.register_client(client, client_name)
