def test_dfs_before(self):
g = self.make_linear(10)
inc = []
dec = []
def before(id): inc.append(id)
def after(id): dec.append(id)
g.dfs(enter_vertex=before,
leave_vertex=after)
assert inc == [0,1,2,3,4,5,6,7,8,9]
assert inc == list(reversed(dec))
assert all(a < b for a, b in izip(inc[:-1], inc[1:]))
assert all(a > b for a, b in izip(dec[:-1], dec[1:]))
def test_dfs_before(self):
g = self.make_linear(10)
inc = []
dec = []
def before(id):
inc.append(id)
def after(id):
dec.append(id)
g.dfs(enter_vertex=before, leave_vertex=after)
assert inc == [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
assert inc == list(reversed(dec))
assert all(a < b for a, b in izip(inc[:-1], inc[1:]))
assert all(a > b for a, b in izip(dec[:-1], dec[1:]))
def trim_first_paragraph(self):
doc = self.document()
count = doc.blockCount()
cursor = QtGui.QTextCursor(doc)
cursor.select(QtGui.QTextCursor.LineUnderCursor)
sel = cursor.selection().toPlainText()
if all(c == ' ' for c in sel):
cursor.removeSelectedText()
cursor = QtGui.QTextCursor(doc)
cursor.deleteChar()
def trim_first_paragraph(self):
doc = self.document()
count = doc.blockCount()
cursor = QtGui.QTextCursor(doc)
cursor.select(QtGui.QTextCursor.LineUnderCursor)
sel = cursor.selection().toPlainText()
if all(c == ' ' for c in sel):
cursor.removeSelectedText()
cursor = QtGui.QTextCursor(doc)
cursor.deleteChar()
def evaluate(i):
try:
v = d['value'](i)
if v == None:
return module.default_value
return v
except Exception, e:
debug.unexpected_exception(e)
return debug.format_exception(e)
return [evaluate(i) for i in xrange(self.size)]
result = get()
if not all(module.validate(x) for x in result):
show_warning(
'Failed Validation', 'One of the <i>%s</i>\'s user defined '
'functions has failed validation, '
'which usually means it generated a '
'value of a type different '
'than that specified by the '
'parameter. Parameter Exploration '
'aborted.' % param_info.spec.descriptor.name)
return None
return result
def getValuesString(self):
""" getValuesString() -> str
Return a string representation of the parameter list
exec(self.function) in {}, d
except Exception, e:
return [module.default_value] * count
def evaluate(i):
try:
v = d['value'](i)
if v is None:
return module.default_value
return v
except Exception, e:
debug.unexpected_exception(e)
return debug.format_exception(e)
return [evaluate(i) for i in xrange(self.size)]
result = get()
if not all(module.validate(x) for x in result):
show_warning('Failed Validation',
'One of the <i>%s</i>\'s user defined '
'functions has failed validation, '
'which usually means it generated a '
'value of a type different '
'than that specified by the '
'parameter. Parameter Exploration '
'aborted.' % param_info.spec.descriptor.name)
return None
return result
def getValuesString(self):
""" getValuesString() -> str
Return a string representation of the parameter list
def keyPressEvent(self, e):
"""keyPressEvent(e) -> None
Handle user input a key at a time.
Notice that text might come more than one keypress at a time
if user is a fast enough typist!
"""
text = e.text()
key = e.key()
# NB: Sometimes len(str(text)) > 1!
if len(text) and all(ord(x) >= 32 and
ord(x) < 127
for x in str(text)):
# exit select mode and jump to end of text
cursor = self.textCursor()
if self.selectMode or cursor.hasSelection():
self.selectMode = False
cursor.movePosition(QtGui.QTextCursor.End)
cursor.clearSelection()
self.setTextCursor(cursor)
self.__insertText(text)
return
if e.modifiers() & QtCore.Qt.MetaModifier and key == self.eofKey:
self.parent().closeSession()
if e.modifiers() & QtCore.Qt.ControlModifier:
if key == QtCore.Qt.Key_C or key == QtCore.Qt.Key_Insert:
self.copy()
elif key == QtCore.Qt.Key_V:
cursor = self.textCursor()
cursor.movePosition(QtGui.QTextCursor.End)
cursor.clearSelection()
self.setTextCursor(cursor)
self.paste()
elif key == QtCore.Qt.Key_A:
self.selectAll()
self.selectMode = True
else:
e.ignore()
return
if e.modifiers() & QtCore.Qt.ShiftModifier:
if key == QtCore.Qt.Key_Insert:
cursor = self.textCursor()
cursor.movePosition(QtGui.QTextCursor.End)
cursor.clearSelection()
self.setTextCursor(cursor)
self.paste()
else:
e.ignore()
return
# exit select mode and jump to end of text
cursor = self.textCursor()
if self.selectMode or cursor.hasSelection():
self.selectMode = False
cursor.movePosition(QtGui.QTextCursor.End)
cursor.clearSelection()
self.setTextCursor(cursor)
if key == QtCore.Qt.Key_Backspace:
if self.point:
QtGui.QTextEdit.keyPressEvent(self, e)
self.point -= 1
self.line = self.line[:self.point] + self.line[self.point+1:]
elif key == QtCore.Qt.Key_Delete:
QtGui.QTextEdit.keyPressEvent(self, e)
self.line = self.line[:self.point] + self.line[self.point+1:]
elif key == QtCore.Qt.Key_Return or key == QtCore.Qt.Key_Enter:
if self.reading:
self.reading = 0
else:
self.__run()
elif key == QtCore.Qt.Key_Tab:
self.__insertText(text)
elif key == QtCore.Qt.Key_Left:
if self.point:
QtGui.QTextEdit.keyPressEvent(self, e)
self.point -= 1
elif key == QtCore.Qt.Key_Right:
if self.point < len(self.line):
QtGui.QTextEdit.keyPressEvent(self, e)
self.point += 1
elif key == QtCore.Qt.Key_Home:
cursor = self.textCursor()
cursor.movePosition(QtGui.QTextCursor.StartOfLine)
cursor.setPosition(cursor.position() + 4)
self.setTextCursor(cursor)
self.point = 0
elif key == QtCore.Qt.Key_End:
QtGui.QTextEdit.keyPressEvent(self, e)
self.point = len(self.line)
elif key == QtCore.Qt.Key_Up:
if len(self.history):
if self.pointer == 0:
self.pointer = len(self.history)
self.pointer -= 1
self.__recall()
elif key == QtCore.Qt.Key_Down:
if len(self.history):
self.pointer += 1
if self.pointer == len(self.history):
self.pointer = 0
self.__recall()
else:
e.ignore()
