def start(self, wdir=None, args=None, pythonpath=None):
filename = to_text_string(self.filecombo.currentText())
if wdir is None:
wdir = self._last_wdir
if wdir is None:
wdir = osp.basename(filename)
if args is None:
args = self._last_args
if args is None:
args = []
if pythonpath is None:
pythonpath = self._last_pythonpath
self._last_wdir = wdir
self._last_args = args
self._last_pythonpath = pythonpath
self.datelabel.setText(_('Profiling, please wait...'))
self.process = QProcess(self)
self.process.setProcessChannelMode(QProcess.SeparateChannels)
self.process.setWorkingDirectory(wdir)
self.connect(self.process, SIGNAL("readyReadStandardOutput()"),
self.read_output)
self.connect(self.process, SIGNAL("readyReadStandardError()"),
lambda: self.read_output(error=True))
self.connect(self.process,
SIGNAL("finished(int,QProcess::ExitStatus)"),
self.finished)
self.connect(self.stop_button, SIGNAL("clicked()"), self.process.kill)
if pythonpath is not None:
env = [to_text_string(_pth)
for _pth in self.process.systemEnvironment()]
baseshell.add_pathlist_to_PYTHONPATH(env, pythonpath)
self.process.setEnvironment(env)
self.output = ''
self.error_output = ''
p_args = ['-m', 'cProfile', '-o', self.DATAPATH]
if os.name == 'nt':
# On Windows, one has to replace backslashes by slashes to avoid
# confusion with escape characters (otherwise, for example, '\t'
# will be interpreted as a tabulation):
p_args.append(osp.normpath(filename).replace(os.sep, '/'))
else:
p_args.append(filename)
if args:
p_args.extend(shell_split(args))
executable = sys.executable
if executable.endswith("spyder.exe"):
# py2exe distribution
executable = "python.exe"
self.process.start(executable, p_args)
running = self.process.waitForStarted()
self.set_running_state(running)
if not running:
QMessageBox.critical(self, _("Error"),
_("Process failed to start"))
def rename_file(self, fname):
"""Rename file"""
path, valid = QInputDialog.getText(self, _("Rename"), _("New name:"), QLineEdit.Normal, osp.basename(fname))
if valid:
path = osp.join(osp.dirname(fname), to_text_string(path))
if path == fname:
return
if osp.exists(path):
if (
QMessageBox.warning(
self,
_("Rename"),
_("Do you really want to rename <b>%s</b> and " "overwrite the existing file <b>%s</b>?")
% (osp.basename(fname), osp.basename(path)),
QMessageBox.Yes | QMessageBox.No,
)
== QMessageBox.No
):
return
try:
misc.rename_file(fname, path)
self.parent_widget.renamed.emit(fname, path)
return path
except EnvironmentError as error:
QMessageBox.critical(
self,
_("Rename"),
_("<b>Unable to rename file <i>%s</i></b>" "<br><br>Error message:<br>%s")
% (osp.basename(fname), to_text_string(error)),
)
def update_browse_tabs_menu(self):
"""Update browse tabs menu"""
self.browse_tabs_menu.clear()
names = []
dirnames = []
for index in range(self.count()):
if self.menu_use_tooltips:
text = to_text_string(self.tabToolTip(index))
else:
text = to_text_string(self.tabText(index))
names.append(text)
if osp.isfile(text):
# Testing if tab names are filenames
dirnames.append(osp.dirname(text))
offset = None
# If tab names are all filenames, removing common path:
if len(names) == len(dirnames):
common = get_common_path(dirnames)
if common is None:
offset = None
else:
offset = len(common)+1
if offset <= 3:
# Common path is not a path but a drive letter...
offset = None
for index, text in enumerate(names):
tab_action = create_action(self, text[offset:],
icon=self.tabIcon(index),
toggled=lambda state, index=index:
self.setCurrentIndex(index),
tip=self.tabToolTip(index))
tab_action.setChecked(index == self.currentIndex())
self.browse_tabs_menu.addAction(tab_action)
def value_to_display(value, truncate=False, trunc_len=80, minmax=False):
"""Convert value for display purpose"""
if minmax and isinstance(value, (ndarray, MaskedArray)):
if value.size == 0:
return repr(value)
try:
return 'Min: %r\nMax: %r' % (value.min(), value.max())
except TypeError:
pass
except ValueError:
# Happens when one of the array cell contains a sequence
pass
if isinstance(value, Image):
return '%s Mode: %s' % (address(value), value.mode)
if isinstance(value, DataFrame):
cols = value.columns
cols = [to_text_string(c) for c in cols]
return 'Column names: ' + ', '.join(list(cols))
if is_binary_string(value):
try:
value = to_text_string(value, 'utf8')
except:
pass
if not is_text_string(value):
if isinstance(value, (list, tuple, dict, set)):
value = CollectionsRepr.repr(value)
else:
value = repr(value)
if truncate and len(value) > trunc_len:
value = value[:trunc_len].rstrip() + ' ...'
return value
def setup(self):
iofuncs = self.get_internal_funcs() + self.get_3rd_party_funcs()
load_extensions = {}
save_extensions = {}
load_funcs = {}
save_funcs = {}
load_filters = []
save_filters = []
load_ext = []
for ext, name, loadfunc, savefunc in iofuncs:
filter_str = to_text_string(name + " (*%s)" % ext)
if loadfunc is not None:
load_filters.append(filter_str)
load_extensions[filter_str] = ext
load_funcs[ext] = loadfunc
load_ext.append(ext)
if savefunc is not None:
save_extensions[filter_str] = ext
save_filters.append(filter_str)
save_funcs[ext] = savefunc
load_filters.insert(0, to_text_string(_("Supported files") + " (*" + " *".join(load_ext) + ")"))
load_filters.append(to_text_string(_("All files (*.*)")))
self.load_filters = "\n".join(load_filters)
self.save_filters = "\n".join(save_filters)
self.load_funcs = load_funcs
self.save_funcs = save_funcs
self.load_extensions = load_extensions
self.save_extensions = save_extensions
def _find_parenthesis(self, position, forward=True):
""" If 'forward' is True (resp. False), proceed forwards
(resp. backwards) through the line that contains 'position' until an
unmatched closing (resp. opening) parenthesis is found. Returns a
tuple containing the position of this parenthesis (or -1 if it is
not found) and the number commas (at depth 0) found along the way.
"""
commas = depth = 0
document = self._text_edit.document()
char = to_text_string(document.characterAt(position))
# Search until a match is found or a non-printable character is
# encountered.
while category(char) != 'Cc' and position > 0:
if char == ',' and depth == 0:
commas += 1
elif char == ')':
if forward and depth == 0:
break
depth += 1
elif char == '(':
if not forward and depth == 0:
break
depth -= 1
position += 1 if forward else -1
char = to_text_string(document.characterAt(position))
else:
position = -1
return position, commas
def register_plugin(self):
"""Register plugin in Spyder's main window"""
self.main.add_dockwidget(self)
self.edit.connect(self.main.editor.load)
self.removed.connect(self.main.editor.removed)
self.renamed.connect(self.main.editor.renamed)
self.main.editor.open_dir.connect(self.chdir)
self.create_module.connect(self.main.editor.new)
self.run.connect(
lambda fname:
self.main.open_external_console(to_text_string(fname),
osp.dirname(to_text_string(fname)),
'', False, False, True, '', False))
# Signal "set_explorer_cwd(QString)" will refresh only the
# contents of path passed by the signal in explorer:
self.main.workingdirectory.set_explorer_cwd.connect(
lambda directory: self.refresh_plugin(new_path=directory,
force_current=True))
self.open_dir.connect(
lambda dirname:
self.main.workingdirectory.chdir(dirname,
refresh_explorer=False))
self.sig_open_file.connect(self.main.open_file)
self.sig_new_file.connect(lambda t: self.main.editor.new(text=t))
def run(self):
html_text = self.html_text_no_doc
doc = self.doc
if doc is not None:
if type(doc) is dict and 'docstring' in doc.keys():
try:
context = generate_context(name=doc['name'],
argspec=doc['argspec'],
note=doc['note'],
math=self.math_option,
img_path=self.img_path)
html_text = sphinxify(doc['docstring'], context)
if doc['docstring'] == '':
html_text += '<div class="hr"></div>'
html_text += self.html_text_no_doc
except Exception as error:
self.error_msg.emit(to_text_string(error))
return
elif self.context is not None:
try:
html_text = sphinxify(doc, self.context)
except Exception as error:
self.error_msg.emit(to_text_string(error))
return
self.html_ready.emit(html_text)
def replace_find(self):
"""Replace and find"""
if self.editor is not None:
replace_text = to_text_string(self.replace_text.currentText())
search_text = to_text_string(self.search_text.currentText())
pattern = search_text if self.re_button.isChecked() else None
case = self.case_button.isChecked()
first = True
cursor = None
while True:
if first:
# First found
seltxt = to_text_string(self.editor.get_selected_text())
cmptxt1 = search_text if case else search_text.lower()
cmptxt2 = seltxt if case else seltxt.lower()
if self.editor.has_selected_text() and cmptxt1 == cmptxt2:
# Text was already found, do nothing
pass
else:
if not self.find(changed=False, forward=True, rehighlight=False):
break
first = False
wrapped = False
position = self.editor.get_position("cursor")
position0 = position
cursor = self.editor.textCursor()
cursor.beginEditBlock()
else:
position1 = self.editor.get_position("cursor")
if is_position_inf(position1, position0 + len(replace_text) - len(search_text) + 1):
# Identify wrapping even when the replace string
# includes part of the search string
wrapped = True
if wrapped:
if position1 == position or is_position_sup(position1, position):
# Avoid infinite loop: replace string includes
# part of the search string
break
if position1 == position0:
# Avoid infinite loop: single found occurence
break
position0 = position1
if pattern is None:
cursor.removeSelectedText()
cursor.insertText(replace_text)
else:
seltxt = to_text_string(cursor.selectedText())
cursor.removeSelectedText()
cursor.insertText(re.sub(pattern, replace_text, seltxt))
if self.find_next():
found_cursor = self.editor.textCursor()
cursor.setPosition(found_cursor.selectionStart(), QTextCursor.MoveAnchor)
cursor.setPosition(found_cursor.selectionEnd(), QTextCursor.KeepAnchor)
else:
break
if not self.all_check.isChecked():
break
self.all_check.setCheckState(Qt.Unchecked)
if cursor is not None:
cursor.endEditBlock()
def find_multiline_pattern(self, regexp, cursor, findflag):
"""Reimplement QTextDocument's find method
Add support for *multiline* regular expressions"""
pattern = to_text_string(regexp.pattern())
text = to_text_string(self.toPlainText())
try:
regobj = re.compile(pattern)
except sre_constants.error:
return
if findflag & QTextDocument.FindBackward:
# Find backward
offset = min([cursor.selectionEnd(), cursor.selectionStart()])
text = text[:offset]
matches = [_m for _m in regobj.finditer(text, 0, offset)]
if matches:
match = matches[-1]
else:
return
else:
# Find forward
offset = max([cursor.selectionEnd(), cursor.selectionStart()])
match = regobj.search(text, offset)
if match:
pos1, pos2 = match.span()
fcursor = self.textCursor()
fcursor.setPosition(pos1)
fcursor.setPosition(pos2, QTextCursor.KeepAnchor)
return fcursor
def create_new_folder(self, current_path, title, subtitle, is_package):
"""Create new folder"""
if current_path is None:
current_path = ""
if osp.isfile(current_path):
current_path = osp.dirname(current_path)
name, valid = QInputDialog.getText(self, title, subtitle, QLineEdit.Normal, "")
if valid:
dirname = osp.join(current_path, to_text_string(name))
try:
os.mkdir(dirname)
except EnvironmentError as error:
QMessageBox.critical(
self,
title,
_("<b>Unable " "to create folder <i>%s</i></b>" "<br><br>Error message:<br>%s")
% (dirname, to_text_string(error)),
)
finally:
if is_package:
fname = osp.join(dirname, "__init__.py")
try:
with open(fname, "wb") as f:
f.write(to_binary_string("#"))
return dirname
except EnvironmentError as error:
QMessageBox.critical(
self,
title,
_("<b>Unable " "to create file <i>%s</i></b>" "<br><br>Error message:<br>%s")
% (fname, to_text_string(error)),
)
def run_script_in_current_client(self, filename, wdir, args, debug):
"""Run script in current client, if any"""
norm = lambda text: remove_backslashes(to_text_string(text))
client = self.get_current_client()
if client is not None:
# Internal kernels, use runfile
if client.kernel_widget_id is not None:
line = "%s('%s'" % ('debugfile' if debug else 'runfile',
norm(filename))
if args:
line += ", args='%s'" % norm(args)
if wdir:
line += ", wdir='%s'" % norm(wdir)
line += ")"
else: # External kernels, use %run
line = "%run "
if debug:
line += "-d "
line += "\"%s\"" % to_text_string(filename)
if args:
line += " %s" % norm(args)
self.execute_python_code(line)
self.visibility_changed(True)
self.raise_()
else:
#XXX: not sure it can really happen
QMessageBox.warning(self, _('Warning'),
_("No IPython console is currently available to run <b>%s</b>."
"<br><br>Please open a new one and try again."
) % osp.basename(filename), QMessageBox.Ok)
def chdir(self, directory=None, browsing_history=False):
"""Set directory as working directory"""
if directory is not None:
directory = osp.abspath(to_text_string(directory))
if browsing_history:
directory = self.history[self.histindex]
elif directory in self.history:
self.histindex = self.history.index(directory)
else:
if self.histindex is None:
self.history = []
else:
self.history = self.history[: self.histindex + 1]
if len(self.history) == 0 or (self.history and self.history[-1] != directory):
self.history.append(directory)
self.histindex = len(self.history) - 1
directory = to_text_string(directory)
if PY2:
PermissionError = OSError
try:
os.chdir(directory)
self.parent_widget.open_dir.emit(directory)
self.refresh(new_path=directory, force_current=True)
except PermissionError:
QMessageBox.critical(
self.parent_widget, "Error", _("You don't have the right permissions to " "open this directory")
)
def _qfiledialog_wrapper(attr, parent=None, caption='', basedir='',
filters='', selectedfilter='', options=None):
if options is None:
options = QFileDialog.Options(0)
try:
# PyQt <v4.6 (API #1)
from spyderlib.qt.QtCore import QString
except ImportError:
# PySide or PyQt >=v4.6
QString = None # analysis:ignore
tuple_returned = True
try:
# PyQt >=v4.6
func = getattr(QFileDialog, attr+'AndFilter')
except AttributeError:
# PySide or PyQt <v4.6
func = getattr(QFileDialog, attr)
if QString is not None:
selectedfilter = QString()
tuple_returned = False
# Calling QFileDialog static method
if sys.platform == "win32":
# On Windows platforms: redirect standard outputs
_temp1, _temp2 = sys.stdout, sys.stderr
sys.stdout, sys.stderr = None, None
try:
result = func(parent, caption, basedir,
filters, selectedfilter, options)
except TypeError:
# The selectedfilter option (`initialFilter` in Qt) has only been
# introduced in Jan. 2010 for PyQt v4.7, that's why we handle here
# the TypeError exception which will be raised with PyQt v4.6
# (see Issue 960 for more details)
result = func(parent, caption, basedir, filters, options)
finally:
if sys.platform == "win32":
# On Windows platforms: restore standard outputs
sys.stdout, sys.stderr = _temp1, _temp2
# Processing output
if tuple_returned:
# PySide or PyQt >=v4.6
output, selectedfilter = result
else:
# PyQt <v4.6 (API #1)
output = result
if QString is not None:
# PyQt API #1: conversions needed from QString/QStringList
selectedfilter = to_text_string(selectedfilter)
if isinstance(output, QString):
# Single filename
output = to_text_string(output)
else:
# List of filenames
output = [to_text_string(fname) for fname in output]
# Always returns the tuple (output, selectedfilter)
return output, selectedfilter
def is_cell_separator(self, cursor=None, block=None):
"""Return True if cursor (or text block) is on a block separator"""
assert cursor is not None or block is not None
if cursor is not None:
cursor0 = QTextCursor(cursor)
cursor0.select(QTextCursor.BlockUnderCursor)
text = to_text_string(cursor0.selectedText())
else:
text = to_text_string(block.text())
return text.lstrip().startswith(CELL_SEPARATORS)
def get(self):
self.runconf.args_enabled = self.clo_cb.isChecked()
self.runconf.args = to_text_string(self.clo_edit.text())
self.runconf.wdir_enabled = self.wd_cb.isChecked()
self.runconf.wdir = to_text_string(self.wd_edit.text())
self.runconf.current = self.current_radio.isChecked()
self.runconf.systerm = self.systerm_radio.isChecked()
self.runconf.interact = self.interact_cb.isChecked()
self.runconf.show_kill_warning = self.show_kill_warning_cb.isChecked()
self.runconf.python_args_enabled = self.pclo_cb.isChecked()
self.runconf.python_args = to_text_string(self.pclo_edit.text())
return self.runconf.get()
def show(self, dialog):
"""Generic method to show a non-modal dialog and keep reference
to the Qt C++ object"""
for dlg in list(self.dialogs.values()):
if to_text_string(dlg.windowTitle()) == to_text_string(dialog.windowTitle()):
dlg.show()
dlg.raise_()
break
else:
dialog.show()
self.dialogs[id(dialog)] = dialog
dialog.accepted.connect(lambda eid=id(dialog): self.dialog_finished(eid))
dialog.rejected.connect(lambda eid=id(dialog): self.dialog_finished(eid))
def append_to_history(self, filename, command):
"""
Append an entry to history filename
Slot for append_to_history signal emitted by shell instance
"""
if not is_text_string(filename): # filename is a QString
filename = to_text_string(filename.toUtf8(), 'utf-8')
command = to_text_string(command)
index = self.filenames.index(filename)
self.editors[index].append(command)
if self.get_option('go_to_eof'):
self.editors[index].set_cursor_position('eof')
self.tabwidget.setCurrentIndex(index)
def process(self):
"""Process the data from clipboard"""
var_name = self.name_edt.text()
try:
self.var_name = str(var_name)
except UnicodeEncodeError:
self.var_name = to_text_string(var_name)
if self.text_widget.get_as_data():
self.clip_data = self._get_table_data()
elif self.text_widget.get_as_code():
self.clip_data = try_to_eval(to_text_string(self._get_plain_text()))
else:
self.clip_data = to_text_string(self._get_plain_text())
self.accept()
def replace(self, text, pattern=None):
"""Replace selected text by *text*
If *pattern* is not None, replacing selected text using regular
expression text substitution"""
cursor = self.textCursor()
cursor.beginEditBlock()
if pattern is not None:
seltxt = to_text_string(cursor.selectedText())
cursor.removeSelectedText()
if pattern is not None:
text = re.sub(to_text_string(pattern),
to_text_string(text), to_text_string(seltxt))
cursor.insertText(text)
cursor.endEditBlock()
def listdir(path, include=".", exclude=r"\.pyc$|^\.", show_all=False, folders_only=False):
"""List files and directories"""
namelist = []
dirlist = [to_text_string(osp.pardir)]
for item in os.listdir(to_text_string(path)):
if re.search(exclude, item) and not show_all:
continue
if osp.isdir(osp.join(path, item)):
dirlist.append(item)
elif folders_only:
continue
elif re.search(include, item) or show_all:
namelist.append(item)
return sorted(dirlist, key=str_lower) + sorted(namelist, key=str_lower)
def option_changed(self, option, value):
"""Option has changed"""
setattr(self, to_text_string(option), value)
if not self.is_internal_shell:
settings = self.get_view_settings()
communicate(self._get_sock(),
'set_remote_view_settings()', settings=[settings])
def delete_file(self, fname, multiple, yes_to_all):
"""Delete file"""
if multiple:
buttons = QMessageBox.Yes | QMessageBox.YesAll | QMessageBox.No | QMessageBox.Cancel
else:
buttons = QMessageBox.Yes | QMessageBox.No
if yes_to_all is None:
answer = QMessageBox.warning(
self, _("Delete"), _("Do you really want " "to delete <b>%s</b>?") % osp.basename(fname), buttons
)
if answer == QMessageBox.No:
return yes_to_all
elif answer == QMessageBox.Cancel:
return False
elif answer == QMessageBox.YesAll:
yes_to_all = True
try:
if osp.isfile(fname):
misc.remove_file(fname)
self.parent_widget.removed.emit(fname)
else:
self.remove_tree(fname)
self.parent_widget.removed_tree.emit(fname)
return yes_to_all
except EnvironmentError as error:
action_str = _("delete")
QMessageBox.critical(
self,
_("Project Explorer"),
_("<b>Unable to %s <i>%s</i></b>" "<br><br>Error message:<br>%s")
% (action_str, fname, to_text_string(error)),
)
return False
def start(self):
filename = to_text_string(self.filecombo.currentText())
self.process = QProcess(self)
self.process.setProcessChannelMode(QProcess.SeparateChannels)
self.process.setWorkingDirectory(osp.dirname(filename))
self.process.readyReadStandardOutput.connect(self.read_output)
self.process.readyReadStandardError.connect(
lambda: self.read_output(error=True))
self.process.finished.connect(lambda ec, es=QProcess.ExitStatus:
self.finished(ec, es))
self.stop_button.clicked.connect(self.process.kill)
self.output = ''
self.error_output = ''
plver = PYLINT_VER
if plver is not None:
if plver.split('.')[0] == '0':
p_args = ['-i', 'yes']
else:
# Option '-i' (alias for '--include-ids') was removed in pylint
# 1.0
p_args = ["--msg-template='{msg_id}:{line:3d},"\
"{column}: {obj}: {msg}"]
p_args += [osp.basename(filename)]
else:
p_args = [osp.basename(filename)]
self.process.start(PYLINT_PATH, p_args)
running = self.process.waitForStarted()
self.set_running_state(running)
if not running:
QMessageBox.critical(self, _("Error"),
_("Process failed to start"))
def move(self, fnames=None):
"""Move files/directories"""
if fnames is None:
fnames = self.get_selected_filenames()
orig = fixpath(osp.dirname(fnames[0]))
while True:
self.parent_widget.redirect_stdio.emit(False)
folder = getexistingdirectory(self, _("Select directory"), orig)
self.parent_widget.redirect_stdio.emit(True)
if folder:
folder = fixpath(folder)
if folder != orig:
break
else:
return
for fname in fnames:
basename = osp.basename(fname)
try:
misc.move_file(fname, osp.join(folder, basename))
except EnvironmentError as error:
QMessageBox.critical(
self,
_("Error"),
_("<b>Unable to move <i>%s</i></b>" "<br><br>Error message:<br>%s")
% (basename, to_text_string(error)),
)
def get_arguments(self):
arguments, valid = QInputDialog.getText(
self, _("Arguments"), _("Command line arguments:"), QLineEdit.Normal, self.arguments
)
if valid:
self.arguments = to_text_string(arguments)
return valid
def get_current_word(self):
"""Return current word, i.e. word at cursor position"""
cursor = self.textCursor()
if cursor.hasSelection():
# Removes the selection and moves the cursor to the left side
# of the selection: this is required to be able to properly
# select the whole word under cursor (otherwise, the same word is
# not selected when the cursor is at the right side of it):
cursor.setPosition(min([cursor.selectionStart(),
cursor.selectionEnd()]))
else:
# Checks if the first character to the right is a white space
# and if not, moves the cursor one word to the left (otherwise,
# if the character to the left do not match the "word regexp"
# (see below), the word to the left of the cursor won't be
# selected), but only if the first character to the left is not a
# white space too.
def is_space(move):
curs = self.textCursor()
curs.movePosition(move, QTextCursor.KeepAnchor)
return not to_text_string(curs.selectedText()).strip()
if is_space(QTextCursor.NextCharacter):
if is_space(QTextCursor.PreviousCharacter):
return
cursor.movePosition(QTextCursor.WordLeft)
cursor.select(QTextCursor.WordUnderCursor)
text = to_text_string(cursor.selectedText())
match = re.findall(r'([a-zA-Z\_]+[0-9a-zA-Z\_]*)', text)
if match:
return match[0]
def set_object_text(self, text, force_refresh=False, ignore_unknown=False):
"""Set object analyzed by Help"""
if (self.locked and not force_refresh):
return
self.switch_to_console_source()
add_to_combo = True
if text is None:
text = to_text_string(self.combo.currentText())
add_to_combo = False
found = self.show_help(text, ignore_unknown=ignore_unknown)
if ignore_unknown and not found:
return
if add_to_combo:
self.combo.add_text(text)
if found:
self.save_history()
if self.dockwidget is not None:
self.dockwidget.blockSignals(True)
self.__eventually_raise_help(text, force=force_refresh)
if self.dockwidget is not None:
self.dockwidget.blockSignals(False)
def send_to_process(self, text):
if not self.is_running():
return
if not is_text_string(text):
text = to_text_string(text)
if self.mpl_backend == 'Qt4Agg' and os.name == 'nt' and \
self.introspection_socket is not None:
communicate(self.introspection_socket,
"toggle_inputhook_flag(True)")
# # Socket-based alternative (see input hook in sitecustomize.py):
# while self.local_server.hasPendingConnections():
# self.local_server.nextPendingConnection().write('go!')
if any([text == cmd for cmd in ['%ls', '%pwd', '%scientific']]) or \
any([text.startswith(cmd) for cmd in ['%cd ', '%clear ']]):
text = 'evalsc(r"%s")\n' % text
if not text.endswith('\n'):
text += '\n'
self.process.write(to_binary_string(text, 'utf8'))
self.process.waitForBytesWritten(-1)
# Eventually write prompt faster (when hitting Enter continuously)
# -- necessary/working on Windows only:
if os.name == 'nt':
self.write_error()
def data(self, index, role=Qt.DisplayRole):
"""Cell content"""
if not index.isValid():
return to_qvariant()
value = self.get_value(index)
if is_binary_string(value):
try:
value = to_text_string(value, 'utf8')
except:
pass
if role == Qt.DisplayRole:
if value is np.ma.masked:
return ''
else:
return to_qvariant(self._format % value)
elif role == Qt.TextAlignmentRole:
return to_qvariant(int(Qt.AlignCenter|Qt.AlignVCenter))
elif role == Qt.BackgroundColorRole and self.bgcolor_enabled \
and value is not np.ma.masked:
hue = self.hue0+\
self.dhue*(self.vmax-self.color_func(value)) \
/(self.vmax-self.vmin)
hue = float(np.abs(hue))
color = QColor.fromHsvF(hue, self.sat, self.val, self.alp)
return to_qvariant(color)
elif role == Qt.FontRole:
return to_qvariant(get_font('arrayeditor'))
return to_qvariant()
def save_session(filename):
"""Save Spyder session"""
local_fname = get_conf_path(osp.basename(filename))
filename = osp.abspath(filename)
old_cwd = getcwd()
os.chdir(get_conf_path())
error_message = None
try:
tar = tarfile.open(local_fname, "w")
for fname in SAVED_CONFIG_FILES:
if osp.isfile(fname):
tar.add(fname)
tar.close()
shutil.move(local_fname, filename)
except Exception as error:
error_message = to_text_string(error)
os.chdir(old_cwd)
return error_message
def _is_pid_running_on_windows(pid):
"""Check if a process is running on windows systems based on the pid."""
pid = str(pid)
# Hide flashing command prompt
startupinfo = subprocess.STARTUPINFO()
startupinfo.dwFlags |= subprocess.STARTF_USESHOWWINDOW
process = subprocess.Popen(r'tasklist /fi "PID eq {0}"'.format(pid),
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT,
startupinfo=startupinfo)
stdoutdata, stderrdata = process.communicate()
stdoutdata = to_text_string(stdoutdata)
process.kill()
check = pid in stdoutdata
return check
def setData(self, index, value, role=Qt.EditRole):
"""Cell content change"""
if not index.isValid() or self.readonly:
return False
i = index.row()
j = index.column()
value = from_qvariant(value, str)
if self._data.dtype.name == "bool":
try:
val = bool(float(value))
except ValueError:
val = value.lower() == "true"
elif self._data.dtype.name.startswith("string"):
val = str(value)
elif self._data.dtype.name.startswith("unicode"):
val = to_text_string(value)
else:
if value.lower().startswith('e') or value.lower().endswith('e'):
return False
try:
val = complex(value)
if not val.imag:
val = val.real
except ValueError as e:
QMessageBox.critical(self.dialog, "Error",
"Value error: %s" % str(e))
return False
try:
self.test_array[0] = val # will raise an Exception eventually
except OverflowError as e:
print(type(e.message))
QMessageBox.critical(self.dialog, "Error",
"Overflow error: %s" % e.message)
return False
# Add change to self.changes
self.changes[(i, j)] = val
self.emit(SIGNAL("dataChanged(QModelIndex,QModelIndex)"),
index, index)
if val > self.vmax:
self.vmax = val
if val < self.vmin:
self.vmin = val
return True
def show_data(self, justanalyzed=False):
if not justanalyzed:
self.output = None
self.log_button.setEnabled(self.output is not None \
and len(self.output) > 0)
self.kill_if_running()
filename = to_text_string(self.filecombo.currentText())
if not filename:
return
self.datatree.load_data(self.DATAPATH)
self.datelabel.setText(_('Sorting data, please wait...'))
QApplication.processEvents()
self.datatree.show_tree()
text_style = "<span style=\'color: #444444\'><b>%s </b></span>"
date_text = text_style % time.strftime("%d %b %Y %H:%M",
time.localtime())
self.datelabel.setText(date_text)
def create_new_file(self, current_path, title, filters, create_func):
"""Create new file
Returns True if successful"""
if current_path is None:
current_path = ''
if osp.isfile(current_path):
current_path = osp.dirname(current_path)
self.parent_widget.emit(SIGNAL('redirect_stdio(bool)'), False)
fname, _selfilter = getsavefilename(self, title, current_path, filters)
self.parent_widget.emit(SIGNAL('redirect_stdio(bool)'), True)
if fname:
try:
create_func(fname)
return fname
except EnvironmentError as error:
QMessageBox.critical(self, _("New file"),
_("<b>Unable to create file <i>%s</i>"
"</b><br><br>Error message:<br>%s"
) % (fname, to_text_string(error)))
def _write(self, fp):
"""
Private write method for Python 2
The one from configparser fails for non-ascii Windows accounts
"""
if self._defaults:
fp.write("[%s]\n" % DEFAULTSECT)
for (key, value) in self._defaults.items():
fp.write("%s = %s\n" % (key, str(value).replace('\n', '\n\t')))
fp.write("\n")
for section in self._sections:
fp.write("[%s]\n" % section)
for (key, value) in self._sections[section].items():
if key == "__name__":
continue
if (value is not None) or (self._optcre == self.OPTCRE):
value = to_text_string(value)
key = " = ".join((key, value.replace('\n', '\n\t')))
fp.write("%s\n" % (key))
fp.write("\n")
def register_plugin(self):
"""Register plugin in Spyder's main window"""
self.connect(self, SIGNAL("edit_goto(QString,int,QString)"),
self.main.editor.load)
self.connect(self, SIGNAL('redirect_stdio(bool)'),
self.main.redirect_internalshell_stdio)
self.connect(self, SIGNAL('clear_all_breakpoints()'),
self.main.editor.clear_all_breakpoints)
self.connect(self, SIGNAL('clear_breakpoint(QString,int)'),
self.main.editor.clear_breakpoint)
self.connect(self, SIGNAL('set_or_edit_conditional_breakpoint()'),
self.main.editor.set_or_edit_conditional_breakpoint)
self.connect(self.main.editor, SIGNAL("breakpoints_saved()"),
self.set_data)
self.main.add_dockwidget(self)
list_action = create_action(self,
_("List breakpoints"),
triggered=self.show)
list_action.setEnabled(True)
# A fancy way to insert the action into the Breakpoints menu under
# the assumption that Breakpoints is the first QMenu in the list.
for item in self.main.debug_menu_actions:
try:
menu_title = item.title()
except AttributeError:
pass
else:
# Depending on Qt API version, could get a QString or
# unicode from title()
if not is_text_string(menu_title): # string is a QString
menu_title = to_text_string(menu_title.toUtf8)
item.addAction(list_action)
# If we've reached this point it means we've located the
# first QMenu in the run_menu. Since there might be other
# QMenu entries in run_menu, we'll break so that the
# breakpoint action is only inserted once into the run_menu.
break
self.main.editor.pythonfile_dependent_actions += [list_action]
def load_dictionary(filename):
"""Load dictionary from .spydata file"""
filename = osp.abspath(filename)
old_cwd = getcwd()
os.chdir(osp.dirname(filename))
data = None
error_message = None
try:
tar = tarfile.open(filename, "r")
tar.extractall()
pickle_filename = osp.splitext(filename)[0] + '.pickle'
try:
# Old format (Spyder 2.0-2.1 for Python 2)
with open(pickle_filename, 'U') as fdesc:
data = pickle.loads(fdesc.read())
except (pickle.PickleError, TypeError, UnicodeDecodeError):
# New format (Spyder >=2.2 for Python 2 and Python 3)
with open(pickle_filename, 'rb') as fdesc:
data = pickle.loads(fdesc.read())
saved_arrays = {}
if load_array is not None:
# Loading numpy arrays saved with np.save
try:
saved_arrays = data.pop('__saved_arrays__')
for (name, index), fname in list(saved_arrays.items()):
arr = np.load(osp.join(osp.dirname(filename), fname))
if index is None:
data[name] = arr
elif isinstance(data[name], dict):
data[name][index] = arr
else:
data[name].insert(index, arr)
except KeyError:
pass
for fname in [pickle_filename
] + [fn for fn in list(saved_arrays.values())]:
os.remove(fname)
except (EOFError, ValueError) as error:
error_message = to_text_string(error)
os.chdir(old_cwd)
return data, error_message
def show(self):
"""Overrides Qt Method"""
QWidget.show(self)
self.visibility_changed.emit(True)
if self.editor is not None:
text = self.editor.get_selected_text()
# If no text is highlighted for search, use whatever word is under the cursor
if not text:
cursor = self.editor.textCursor()
cursor.select(QTextCursor.WordUnderCursor)
text = to_text_string(cursor.selectedText())
# Now that text value is sorted out, use it for the search
if text:
self.search_text.setEditText(text)
self.search_text.lineEdit().selectAll()
self.refresh()
else:
self.search_text.lineEdit().selectAll()
self.search_text.setFocus()
def add_to_history(self, command):
"""Add command to history"""
command = to_text_string(command)
if command in ['', '\n'] or command.startswith('Traceback'):
return
if command.endswith('\n'):
command = command[:-1]
self.histidx = None
if len(self.history) > 0 and self.history[-1] == command:
return
self.history.append(command)
text = os.linesep + command
# When the first entry will be written in history file,
# the separator will be append first:
if self.history_filename not in HISTORY_FILENAMES:
HISTORY_FILENAMES.append(self.history_filename)
text = self.SEPARATOR + text
encoding.write(text, self.history_filename, mode='ab')
self.emit(SIGNAL('append_to_history(QString,QString)'),
self.history_filename, text)
def getexistingdirectory(parent=None,
caption='',
basedir='',
options=QFileDialog.ShowDirsOnly):
"""Wrapper around QtGui.QFileDialog.getExistingDirectory static method
Compatible with PyQt >=v4.4 (API #1 and #2) and PySide >=v1.0"""
# Calling QFileDialog static method
if sys.platform == "win32":
# On Windows platforms: redirect standard outputs
_temp1, _temp2 = sys.stdout, sys.stderr
sys.stdout, sys.stderr = None, None
try:
result = QFileDialog.getExistingDirectory(parent, caption, basedir,
options)
finally:
if sys.platform == "win32":
# On Windows platforms: restore standard outputs
sys.stdout, sys.stderr = _temp1, _temp2
if not is_text_string(result):
# PyQt API #1
result = to_text_string(result)
return result
def value_to_display(value, truncate=False, trunc_len=80, minmax=False):
"""Convert value for display purpose"""
if minmax and isinstance(value, (ndarray, MaskedArray)):
if value.size == 0:
return repr(value)
try:
return 'Min: %r\nMax: %r' % (value.min(), value.max())
except TypeError:
pass
except ValueError:
# Happens when one of the array cell contains a sequence
pass
if isinstance(value, Image):
return '%s Mode: %s' % (address(value), value.mode)
if isinstance(value, DataFrame):
cols = value.columns
if PY2 and len(cols) > 0:
# Get rid of possible BOM utf-8 data present at the
# beginning of a file, which gets attached to the first
# column header when headers are present in the first
# row.
# Fixes Issue 2514
try:
ini_col = to_text_string(cols[0], encoding='utf-8-sig')
except:
ini_col = to_text_string(cols[0])
cols = [ini_col] + [to_text_string(c) for c in cols[1:]]
else:
cols = [to_text_string(c) for c in cols]
return 'Column names: ' + ', '.join(list(cols))
if isinstance(value, NavigableString):
# Fixes Issue 2448
return to_text_string(value)
if is_binary_string(value):
try:
value = to_text_string(value, 'utf8')
except:
pass
if not is_text_string(value):
if isinstance(value, (list, tuple, dict, set)):
value = CollectionsRepr.repr(value)
else:
value = repr(value)
if truncate and len(value) > trunc_len:
value = value[:trunc_len].rstrip() + ' ...'
return value
def send_to_process(self, text):
if not self.is_running():
return
if not is_text_string(text):
text = to_text_string(text)
if self.mpl_backend == 0 and os.name == 'nt' and \
self.introspection_socket is not None:
communicate(self.introspection_socket, "toggle_inputhook_flag(True)")
# # Socket-based alternative (see input hook in sitecustomize.py):
# while self.local_server.hasPendingConnections():
# self.local_server.nextPendingConnection().write('go!')
if any([text == cmd for cmd in ['%ls', '%pwd', '%scientific']]) or \
any([text.startswith(cmd) for cmd in ['%cd ', '%clear ']]):
text = 'evalsc(r"%s")\n' % text
if not text.endswith('\n'):
text += '\n'
self.process.write(to_binary_string(text, 'utf8'))
self.process.waitForBytesWritten(-1)
# Eventually write prompt faster (when hitting Enter continuously)
# -- necessary/working on Windows only:
if os.name == 'nt':
self.write_error()
def send_to_process(self, text):
if not self.is_running():
return
if not is_text_string(text):
text = to_text_string(text)
if self.install_qt_inputhook and self.introspection_socket is not None:
communicate(self.introspection_socket,
"toggle_inputhook_flag(True)")
# # Socket-based alternative (see input hook in sitecustomize.py):
# while self.local_server.hasPendingConnections():
# self.local_server.nextPendingConnection().write('go!')
if text.startswith(('%', '!')):
text = 'evalsc(r"%s")\n' % text
if not text.endswith('\n'):
text += '\n'
self.process.write(LOCALE_CODEC.fromUnicode(text))
self.process.waitForBytesWritten(-1)
# Eventually write prompt faster (when hitting Enter continuously)
# -- necessary/working on Windows only:
if os.name == 'nt':
self.write_error()
def start(self):
filename = to_text_string(self.filecombo.currentText())
self.process = QProcess(self)
self.process.setProcessChannelMode(QProcess.SeparateChannels)
self.process.setWorkingDirectory(osp.dirname(filename))
self.connect(self.process, SIGNAL("readyReadStandardOutput()"),
self.read_output)
self.connect(self.process, SIGNAL("readyReadStandardError()"),
lambda: self.read_output(error=True))
self.connect(self.process, SIGNAL("finished(int,QProcess::ExitStatus)"),
self.finished)
self.connect(self.stop_button, SIGNAL("clicked()"),
self.process.kill)
self.output = ''
self.error_output = ''
plver = PYLINT_VER
if plver is not None:
if plver.split('.')[0] == '0':
p_args = ['-i', 'yes']
else:
# Option '-i' (alias for '--include-ids') was removed in pylint
# 1.0
p_args = ["--msg-template='{msg_id}:{line:3d},"\
"{column}: {obj}: {msg}"]
p_args += [osp.basename(filename)]
else:
p_args = [osp.basename(filename)]
self.process.start(PYLINT_PATH, p_args)
running = self.process.waitForStarted()
self.set_running_state(running)
if not running:
QMessageBox.critical(self, _("Error"),
_("Process failed to start"))
def cursor_position_changed(self):
"""Brace matching"""
if self.bracepos is not None:
self.__highlight(self.bracepos, cancel=True)
self.bracepos = None
cursor = self.textCursor()
if cursor.position() == 0:
return
cursor.movePosition(QTextCursor.PreviousCharacter,
QTextCursor.KeepAnchor)
text = to_text_string(cursor.selectedText())
pos1 = cursor.position()
if text in (')', ']', '}'):
pos2 = self.find_brace_match(pos1, text, forward=False)
elif text in ('(', '[', '{'):
pos2 = self.find_brace_match(pos1, text, forward=True)
else:
return
if pos2 is not None:
self.bracepos = (pos1, pos2)
self.__highlight(self.bracepos, color=self.matched_p_color)
else:
self.bracepos = (pos1, )
self.__highlight(self.bracepos, color=self.unmatched_p_color)
def register_plugin(self):
"""Register plugin in Spyder's main window"""
self.connect(self, SIGNAL("edit_goto(QString,int,QString)"),
self.main.editor.load)
self.connect(self, SIGNAL('redirect_stdio(bool)'),
self.main.redirect_internalshell_stdio)
self.main.add_dockwidget(self)
s2p_act = create_action(self,
_("Import SED-ML as Python"),
triggered=self.run_s2p)
s2p_act.setEnabled(True)
#self.register_shortcut(s2p_act, context="SED-ML to Python",
# name="Import SED-ML file", default="Alt-I")
for item in self.main.file_menu_actions:
try:
menu_title = item.title()
except AttributeError:
pass
else:
if not is_text_string(menu_title): # string is a QString
menu_title = to_text_string(menu_title.toUtf8)
if item.title() == str("Import"):
item.addAction(s2p_act)
def is_valid(self, qstr=None):
"""Return True if string is valid"""
if not self.help.source_is_console():
return True
if qstr is None:
qstr = self.currentText()
if not re.search('^[a-zA-Z0-9_\.]*$', str(qstr), 0):
return False
objtxt = to_text_string(qstr)
if self.help.get_option('automatic_import'):
shell = self.help.internal_shell
if shell is not None:
return shell.is_defined(objtxt, force_import=True)
shell = self.help.get_shell()
if shell is not None:
try:
return shell.is_defined(objtxt)
except socket.error:
shell = self.help.get_shell()
try:
return shell.is_defined(objtxt)
except socket.error:
# Well... too bad!
pass
def move(self, fnames=None):
"""Move files/directories"""
if fnames is None:
fnames = self.get_selected_filenames()
orig = fixpath(osp.dirname(fnames[0]))
while True:
self.parent_widget.emit(SIGNAL('redirect_stdio(bool)'), False)
folder = getexistingdirectory(self, _("Select directory"), orig)
self.parent_widget.emit(SIGNAL('redirect_stdio(bool)'), True)
if folder:
folder = fixpath(folder)
if folder != orig:
break
else:
return
for fname in fnames:
basename = osp.basename(fname)
try:
misc.move_file(fname, osp.join(folder, basename))
except EnvironmentError as error:
QMessageBox.critical(self, _("Error"),
_("<b>Unable to move <i>%s</i></b>"
"<br><br>Error message:<br>%s"
) % (basename, to_text_string(error)))
def execute_python_code(self, lines):
client = self.get_current_client()
if client is not None:
client.shellwidget.execute(to_text_string(lines))
self.activateWindow()
client.get_control().setFocus()
def create_process(self):
self.shell.clear()
self.process = QProcess(self)
if self.merge_output_channels:
self.process.setProcessChannelMode(QProcess.MergedChannels)
else:
self.process.setProcessChannelMode(QProcess.SeparateChannels)
self.shell.wait_for_ready_read.connect(
lambda: self.process.waitForReadyRead(250))
# Working directory
if self.wdir is not None:
self.process.setWorkingDirectory(self.wdir)
#-------------------------Python specific------------------------------
# Python arguments
p_args = ['-u']
if DEBUG >= 3:
p_args += ['-v']
p_args += get_python_args(self.fname, self.python_args,
self.interact_action.isChecked(),
self.debug_action.isChecked(),
self.arguments)
env = [
to_text_string(_path)
for _path in self.process.systemEnvironment()
]
if self.pythonstartup:
env.append('PYTHONSTARTUP=%s' % self.pythonstartup)
#-------------------------Python specific-------------------------------
# Post mortem debugging
if self.post_mortem_action.isChecked():
env.append('SPYDER_EXCEPTHOOK=True')
# Set standard input/output encoding for Python consoles
# (IPython handles it on its own)
# See http://stackoverflow.com/q/26312400/438386, specifically
# the comments of Martijn Pieters
if not self.is_ipykernel:
env.append('PYTHONIOENCODING=UTF-8')
# Monitor
if self.monitor_enabled:
env.append('SPYDER_SHELL_ID=%s' % id(self))
env.append('SPYDER_AR_TIMEOUT=%d' % self.autorefresh_timeout)
env.append('SPYDER_AR_STATE=%r' % self.autorefresh_state)
from spyderlib.widgets.externalshell import introspection
introspection_server = introspection.start_introspection_server()
introspection_server.register(self)
notification_server = introspection.start_notification_server()
self.notification_thread = notification_server.register(self)
self.notification_thread.sig_pdb.connect(
lambda fname, lineno: self.sig_pdb.emit(fname, lineno))
self.notification_thread.new_ipython_kernel.connect(
lambda args: self.create_ipython_client.emit(args))
self.notification_thread.open_file.connect(
lambda fname, lineno: self.open_file.emit(fname, lineno))
if self.namespacebrowser is not None:
self.configure_namespacebrowser()
env.append('SPYDER_I_PORT=%d' % introspection_server.port)
env.append('SPYDER_N_PORT=%d' % notification_server.port)
# External modules options
env.append('ETS_TOOLKIT=%s' % self.ets_backend)
if self.mpl_backend:
env.append('MATPLOTLIB_BACKEND=%s' % self.mpl_backend)
if self.qt_api:
env.append('QT_API=%s' % self.qt_api)
env.append('COLORIZE_SYS_STDERR=%s' % self.colorize_sys_stderr)
# # Socket-based alternative (see input hook in sitecustomize.py):
# if self.install_qt_inputhook:
# from PyQt4.QtNetwork import QLocalServer
# self.local_server = QLocalServer()
# self.local_server.listen(str(id(self)))
if self.pyqt_api:
env.append('PYQT_API=%d' % self.pyqt_api)
env.append('IGNORE_SIP_SETAPI_ERRORS=%s' %
self.ignore_sip_setapi_errors)
# User Module Deleter
if self.is_interpreter:
env.append('UMR_ENABLED=%r' % self.umr_enabled)
env.append('UMR_NAMELIST=%s' % ','.join(self.umr_namelist))
env.append('UMR_VERBOSE=%r' % self.umr_verbose)
env.append('MATPLOTLIB_ION=True')
else:
if self.interact:
env.append('MATPLOTLIB_ION=True')
else:
env.append('MATPLOTLIB_ION=False')
# IPython kernel
env.append('IPYTHON_KERNEL=%r' % self.is_ipykernel)
# Add sitecustomize path to path list
pathlist = []
scpath = osp.dirname(osp.abspath(__file__))
pathlist.append(scpath)
# Adding Spyder path
pathlist += self.path
# Adding path list to PYTHONPATH environment variable
add_pathlist_to_PYTHONPATH(env, pathlist)
#-------------------------Python specific------------------------------
self.process.readyReadStandardOutput.connect(self.write_output)
self.process.readyReadStandardError.connect(self.write_error)
self.process.finished.connect(
lambda ec, es=QProcess.ExitStatus: self.finished(ec, es))
self.sig_finished.connect(self.dialog_manager.close_all)
self.terminate_button.clicked.connect(self.process.terminate)
self.kill_button.clicked.connect(self.process.kill)
#-------------------------Python specific------------------------------
# Fixes for our Mac app:
# 1. PYTHONPATH and PYTHONHOME are set while bootstrapping the app,
# but their values are messing sys.path for external interpreters
# (e.g. EPD) so we need to remove them from the environment.
# 2. Set PYTHONPATH again but without grabbing entries defined in the
# environment (Fixes Issue 1321)
# 3. Remove PYTHONOPTIMIZE from env so that we can have assert
# statements working with our interpreters (See Issue 1281)
if running_in_mac_app():
env.append('SPYDER_INTERPRETER=%s' % self.pythonexecutable)
if MAC_APP_NAME not in self.pythonexecutable:
env = [p for p in env if not (p.startswith('PYTHONPATH') or \
p.startswith('PYTHONHOME'))] # 1.
add_pathlist_to_PYTHONPATH(env, pathlist, drop_env=True) # 2.
env = [p for p in env if not p.startswith('PYTHONOPTIMIZE')] # 3.
processEnvironment = QProcessEnvironment()
for envItem in env:
envName, separator, envValue = envItem.partition('=')
processEnvironment.insert(envName, envValue)
self.process.setProcessEnvironment(processEnvironment)
self.process.start(self.pythonexecutable, p_args)
#-------------------------Python specific------------------------------
running = self.process.waitForStarted(3000)
self.set_running_state(running)
if not running:
if self.is_ipykernel:
self.ipython_kernel_start_error.emit(
_("The kernel failed to start!! That's all we know... "
"Please close this console and open a new one."))
else:
QMessageBox.critical(self, _("Error"),
_("A Python console failed to start!"))
else:
self.shell.setFocus()
self.started.emit()
return self.process
def translate_dumb(x):
if not is_unicode(x):
return to_text_string(x, "utf-8")
return x
def filter_text(self):
"""Get the normalized (lowecase) content of the filter text."""
return to_text_string(self.edit.text()).lower()
def setup_and_check(self, data, title=''):
"""
Setup DataFrameEditor:
return False if data is not supported, True otherwise
"""
self.layout = QGridLayout()
self.setLayout(self.layout)
self.setWindowIcon(get_icon('arredit.png'))
if title:
title = to_text_string(title) # in case title is not a string
else:
title = _("%s editor") % data.__class__.__name__
if isinstance(data, TimeSeries):
self.is_time_series = True
data = data.to_frame()
self.setWindowTitle(title)
self.resize(600, 500)
self.dataModel = DataFrameModel(data, parent=self)
self.dataTable = DataFrameView(self, self.dataModel)
self.layout.addWidget(self.dataTable)
self.setLayout(self.layout)
self.setMinimumSize(400, 300)
# Make the dialog act as a window
self.setWindowFlags(Qt.Window)
btn_layout = QHBoxLayout()
btn = QPushButton(_("Format"))
# disable format button for int type
btn_layout.addWidget(btn)
self.connect(btn, SIGNAL("clicked()"), self.change_format)
btn = QPushButton(_('Resize'))
btn_layout.addWidget(btn)
self.connect(btn, SIGNAL("clicked()"),
self.dataTable.resizeColumnsToContents)
bgcolor = QCheckBox(_('Background color'))
bgcolor.setChecked(self.dataModel.bgcolor_enabled)
bgcolor.setEnabled(self.dataModel.bgcolor_enabled)
self.connect(bgcolor, SIGNAL("stateChanged(int)"),
self.change_bgcolor_enable)
btn_layout.addWidget(bgcolor)
self.bgcolor_global = QCheckBox(_('Column min/max'))
self.bgcolor_global.setChecked(self.dataModel.colum_avg_enabled)
self.bgcolor_global.setEnabled(not self.is_time_series
and self.dataModel.bgcolor_enabled)
self.connect(self.bgcolor_global, SIGNAL("stateChanged(int)"),
self.dataModel.colum_avg)
btn_layout.addWidget(self.bgcolor_global)
btn_layout.addStretch()
bbox = QDialogButtonBox(QDialogButtonBox.Ok | QDialogButtonBox.Cancel)
self.connect(bbox, SIGNAL("accepted()"), SLOT("accept()"))
self.connect(bbox, SIGNAL("rejected()"), SLOT("reject()"))
btn_layout.addWidget(bbox)
self.layout.addLayout(btn_layout, 2, 0)
return True
def transcode(self, qba):
if os.name == 'nt':
return to_text_string(CP850_CODEC.toUnicode(qba.data()))
else:
return ExternalShellBase.transcode(self, qba)
def eol_changed(self, os_name):
os_name = to_text_string(os_name)
self.eol.setText({"nt": "CRLF", "posix": "LF"}.get(os_name, "CR"))
def url_to_text(self, url):
"""Convert QUrl object to displayed text in combo box"""
return osp.splitext(to_text_string(url.path()))[0][1:]
def get_block_indentation(self, block_nb):
"""Return line indentation (character number)"""
text = to_text_string(
self.document().findBlockByNumber(block_nb).text())
return len(text) - len(text.lstrip())
def has_selected_text(self):
"""Returns True if some text is selected"""
return bool(to_text_string(self.textCursor().selectedText()))
def import_data(self, filenames=None):
"""Import data from text file"""
title = _("Import data")
if filenames is None:
if self.filename is None:
basedir = getcwd()
else:
basedir = osp.dirname(self.filename)
filenames, _selfilter = getopenfilenames(self, title, basedir,
iofunctions.load_filters)
if not filenames:
return
elif is_text_string(filenames):
filenames = [filenames]
for filename in filenames:
self.filename = to_text_string(filename)
ext = osp.splitext(self.filename)[1].lower()
if ext not in iofunctions.load_funcs:
buttons = QMessageBox.Yes | QMessageBox.Cancel
answer = QMessageBox.question(self, title,
_("<b>Unsupported file extension '%s'</b><br><br>"
"Would you like to import it anyway "
"(by selecting a known file format)?"
) % ext, buttons)
if answer == QMessageBox.Cancel:
return
formats = list(iofunctions.load_extensions.keys())
item, ok = QInputDialog.getItem(self, title,
_('Open file as:'),
formats, 0, False)
if ok:
ext = iofunctions.load_extensions[to_text_string(item)]
else:
return
load_func = iofunctions.load_funcs[ext]
# 'import_wizard' (self.setup_io)
if is_text_string(load_func):
# Import data with import wizard
error_message = None
try:
text, _encoding = encoding.read(self.filename)
if self.is_internal_shell:
self.editor.import_from_string(text)
else:
base_name = osp.basename(self.filename)
editor = ImportWizard(self, text, title=base_name,
varname=fix_reference_name(base_name))
if editor.exec_():
var_name, clip_data = editor.get_data()
monitor_set_global(self._get_sock(),
var_name, clip_data)
except Exception as error:
error_message = str(error)
else:
QApplication.setOverrideCursor(QCursor(Qt.WaitCursor))
QApplication.processEvents()
if self.is_internal_shell:
namespace, error_message = load_func(self.filename)
interpreter = self.shellwidget.interpreter
for key in list(namespace.keys()):
new_key = fix_reference_name(key,
blacklist=list(interpreter.namespace.keys()))
if new_key != key:
namespace[new_key] = namespace.pop(key)
if error_message is None:
interpreter.namespace.update(namespace)
else:
error_message = monitor_load_globals(self._get_sock(),
self.filename, ext)
QApplication.restoreOverrideCursor()
QApplication.processEvents()
if error_message is not None:
QMessageBox.critical(self, title,
_("<b>Unable to load '%s'</b>"
"<br><br>Error message:<br>%s"
) % (self.filename, error_message))
self.refresh_table()
