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from spyderlib.qt.compat import getexistingdirectory
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from spyderlib.utils.qthelpers import (create_toolbutton, create_action,
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get_std_icon, DialogManager,
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from spyderlib.utils.qthelpers import (get_icon, get_std_icon, add_actions,
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create_toolbutton, create_action,
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from spyderlib.utils.environ import RemoteEnvDialog
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from spyderlib.utils.programs import get_python_args
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from spyderlib.utils.misc import get_python_executable
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from spyderlib.baseconfig import _, get_module_source_path
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from spyderlib.config import get_icon
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from spyderlib.baseconfig import _, get_module_source_path, DEBUG
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from spyderlib.widgets.shell import PythonShellWidget
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from spyderlib.widgets.externalshell.namespacebrowser import NamespaceBrowser
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from spyderlib.widgets.externalshell.monitor import communicate, write_packet
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class ExtPythonShellWidget(PythonShellWidget):
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def __init__(self, parent, history_filename, debug=False, profile=False):
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PythonShellWidget.__init__(self, parent, history_filename,
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def __init__(self, parent, history_filename, profile=False):
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PythonShellWidget.__init__(self, parent, history_filename, profile)
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def set_externalshell(self, externalshell):
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# ExternalShellBase instance:
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"""Return True if object is defined"""
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return self.ask_monitor("isdefined('%s', force_import=%s)"
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% (objtxt, force_import))
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def get_completion(self, objtxt):
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"""Return completion list associated to object name"""
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return self.ask_monitor("getcomplist('%s')" % objtxt)
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def get_module_completion(self, objtxt):
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"""Return module completion list associated to object name"""
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return self.ask_monitor("getmodcomplist('%s')" % objtxt)
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return self.ask_monitor("getmodcomplist('%s', %s)" % \
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def get_cwd(self):
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"""Return shell current working directory"""
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"""Return sys.path[:]"""
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return self.ask_monitor("getsyspath()")
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def set_spyder_breakpoints(self):
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"""Set Spyder breakpoints into debugging session"""
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return self.ask_monitor("set_spyder_breakpoints()")
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class ExternalPythonShell(ExternalShellBase):
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"""External Shell widget: execute Python script in a separate process"""
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SHELL_CLASS = ExtPythonShellWidget
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def __init__(self, parent=None, fname=None, wdir=None,
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interact=False, debug=False, path=[], python_args='',
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ipython_shell=False, ipython_kernel=False,
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arguments='', stand_alone=None,
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ipykernel=False, arguments='', stand_alone=None,
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umd_enabled=True, umd_namelist=[], umd_verbose=True,
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pythonstartup=None, pythonexecutable=None,
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monitor_enabled=True, mpl_patch_enabled=True,
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assert isinstance(arguments, basestring)
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self.arguments = arguments
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self.is_ipython_shell = ipython_shell
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self.is_ipython_kernel = ipython_kernel
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if self.is_ipython_shell or self.is_ipython_kernel:
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self.connection_file = None
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self.is_ipykernel = ipykernel
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if self.is_ipykernel:
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# Running our custom startup script for IPython sessions:
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# (see spyderlib/widgets/externalshell/startup.py)
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# Running our custom startup script for IPython kernels:
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# (see spyderlib/widgets/externalshell/start_ipython_kernel.py)
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self.fname = get_module_source_path(
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'spyderlib.widgets.externalshell', 'startup.py')
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'spyderlib.widgets.externalshell', 'start_ipython_kernel.py')
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self.shell.set_externalshell(self)
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def is_interpreter(self):
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"""Return True if shellwidget is a Python/IPython interpreter"""
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"""Return True if shellwidget is a Python interpreter"""
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return self.is_interpreter
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def get_shell_widget(self):
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ExternalShellBase.set_buttons_runnning_state(self, state)
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self.interact_action.setEnabled(not state and not self.is_interpreter)
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self.debug_action.setEnabled(not state and not self.is_interpreter)
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self.args_action.setEnabled(not state and
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(not self.is_interpreter or\
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self.is_ipython_shell))
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self.args_action.setEnabled(not state and not self.is_interpreter)
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if self.arguments:
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argstr = _("Arguments: %s") % self.arguments
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self.shell.clear()
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self.process = QProcess(self)
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if self.merge_output_channels or self.is_ipython_shell:
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if self.merge_output_channels:
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self.process.setProcessChannelMode(QProcess.MergedChannels)
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self.process.setProcessChannelMode(QProcess.SeparateChannels)
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#-------------------------Python specific-------------------------------
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# Python arguments
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p_args = ['-u'] + get_python_args(self.fname, self.python_args,
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self.interact_action.isChecked(),
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self.debug_action.isChecked(),
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p_args += get_python_args(self.fname, self.python_args,
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self.interact_action.isChecked(),
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self.debug_action.isChecked(),
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env = [unicode(_path) for _path in self.process.systemEnvironment()]
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if self.pythonstartup:
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env.append('PYTHONSTARTUP=%s' % self.pythonstartup)
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self.connect(self.notification_thread,
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SIGNAL('new_ipython_kernel(QString)'),
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self.emit(SIGNAL('create_ipython_frontend(QString)'),
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self.emit(SIGNAL('create_ipython_client(QString)'),
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self.connect(self.notification_thread,
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SIGNAL('open_file(QString,int)'),
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env.append('UMD_ENABLED=%r' % self.umd_enabled)
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env.append('UMD_NAMELIST=%s' % ','.join(self.umd_namelist))
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env.append('UMD_VERBOSE=%r' % self.umd_verbose)
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# IPython related configuration
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if self.is_ipython_shell:
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env.append('IPYTHON=True')
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# Do not call msvcrt.getch in IPython.genutils.page_more:
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env.append('TERM=emacs')
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elif self.is_ipython_kernel:
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env.append('IPYTHON_KERNEL=True')
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env.append('IPYTHON_KERNEL=%r' % self.is_ipykernel)
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# Adding path list to PYTHONPATH environment variable
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add_pathlist_to_PYTHONPATH(env, pathlist)
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self.process.setEnvironment(env)
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#-------------------------Python specific-------------------------------
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self.connect(self.process, SIGNAL("readyReadStandardOutput()"),
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executable = self.pythonexecutable
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if executable is None:
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executable = get_python_executable()
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# Fixes for our Mac app:
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# 1. PYTHONPATH and PYTHONHOME are set while bootstrapping the app,
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# but their values are messing sys.path for external interpreters
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# (e.g. EPD) so we need to remove them from the environment.
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# 2. Add this file's dir to PYTHONPATH. This will make every external
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# interpreter to use our sitecustomize script.
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# 3. Remove PYTHONOPTIMIZE from env so that we can have assert
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# statements working with our interpreters (See Issue 1281)
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if sys.platform == 'darwin' and 'Spyder.app' in __file__:
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env.append('SPYDER_INTERPRETER=%s' % executable)
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if 'Spyder.app' not in executable:
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env = [p for p in env if not (p.startswith('PYTHONPATH') or \
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p.startswith('PYTHONHOME'))] # 1.
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env.append('PYTHONPATH=%s' % osp.dirname(__file__)) # 2.
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env = [p for p in env if not p.startswith('PYTHONOPTIMIZE')] # 3.
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self.process.setEnvironment(env)
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self.process.start(executable, p_args)
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#-------------------------Python specific-------------------------------
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self.emit(SIGNAL('started()'))
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return self.process
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def finished(self, exit_code, exit_status):
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"""Reimplement ExternalShellBase method"""
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ExternalShellBase.finished(self, exit_code, exit_status)
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self.introspection_socket = None
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#===============================================================================
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QApplication.processEvents()
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def send_to_process(self, text):
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if not self.is_running():
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if not isinstance(text, basestring):
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text = unicode(text)
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if self.install_qt_inputhook and not self.is_ipython_shell:
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# For now, the Spyder's input hook does not work with IPython:
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# with IPython v0.10 or non-Windows platforms, this is not a
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# problem. However, with IPython v0.11 on Windows, this will be
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# fixed by patching IPython to force it to use our inputhook.
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if self.introspection_socket is not None:
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communicate(self.introspection_socket,
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"toggle_inputhook_flag(True)")
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if self.install_qt_inputhook and self.introspection_socket is not None:
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communicate(self.introspection_socket,
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"toggle_inputhook_flag(True)")
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# # Socket-based alternative (see input hook in sitecustomize.py):
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# while self.local_server.hasPendingConnections():
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# self.local_server.nextPendingConnection().write('go!')
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if not self.is_ipython_shell and text.startswith(('%', '!')):
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if text.startswith(('%', '!')):
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text = 'evalsc(r"%s")\n' % text
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if not text.endswith('\n'):
added
removed
spyderlib/widgets/externalshell/pythonshell.py
