--- a/src/eric7/PipInterface/PipDialog.py Wed Jul 13 11:16:20 2022 +0200
+++ b/src/eric7/PipInterface/PipDialog.py Wed Jul 13 14:55:47 2022 +0200
@@ -7,9 +7,7 @@
Module implementing a dialog showing the output of a pip command.
"""
-from PyQt6.QtCore import (
- pyqtSlot, Qt, QCoreApplication, QTimer, QProcess
-)
+from PyQt6.QtCore import pyqtSlot, Qt, QCoreApplication, QTimer, QProcess
from PyQt6.QtWidgets import QDialog, QDialogButtonBox, QAbstractButton
from EricWidgets import EricMessageBox
@@ -24,10 +22,11 @@
Class implementing a dialog showing the output of a 'python -m pip'
command.
"""
+
def __init__(self, text, parent=None):
"""
Constructor
-
+
@param text text to be shown by the label
@type str
@param parent reference to the parent widget
@@ -35,100 +34,97 @@
"""
super().__init__(parent)
self.setupUi(self)
-
- self.buttonBox.button(
- QDialogButtonBox.StandardButton.Close).setEnabled(False)
- self.buttonBox.button(
- QDialogButtonBox.StandardButton.Cancel).setDefault(True)
-
+
+ self.buttonBox.button(QDialogButtonBox.StandardButton.Close).setEnabled(False)
+ self.buttonBox.button(QDialogButtonBox.StandardButton.Cancel).setDefault(True)
+
self.proc = None
self.__processQueue = []
self.__ioEncoding = Preferences.getSystem("IOEncoding")
-
+
self.outputGroup.setTitle(text)
-
+
self.show()
QCoreApplication.processEvents()
-
+
def closeEvent(self, e):
"""
Protected slot implementing a close event handler.
-
+
@param e close event
@type QCloseEvent
"""
self.__cancel()
e.accept()
-
+
def __finish(self):
"""
Private slot called when the process finished or the user pressed
the button.
"""
if (
- self.proc is not None and
- self.proc.state() != QProcess.ProcessState.NotRunning
+ self.proc is not None
+ and self.proc.state() != QProcess.ProcessState.NotRunning
):
self.proc.terminate()
QTimer.singleShot(2000, self.proc.kill)
self.proc.waitForFinished(3000)
-
+
self.proc = None
-
+
if self.__processQueue:
cmd, args = self.__processQueue.pop(0)
self.__addOutput("\n\n")
self.startProcess(cmd, args)
else:
- self.buttonBox.button(
- QDialogButtonBox.StandardButton.Close).setEnabled(True)
- self.buttonBox.button(
- QDialogButtonBox.StandardButton.Cancel).setEnabled(False)
- self.buttonBox.button(
- QDialogButtonBox.StandardButton.Close).setDefault(True)
- self.buttonBox.button(
- QDialogButtonBox.StandardButton.Close).setFocus(
- Qt.FocusReason.OtherFocusReason)
-
+ self.buttonBox.button(QDialogButtonBox.StandardButton.Close).setEnabled(
+ True
+ )
+ self.buttonBox.button(QDialogButtonBox.StandardButton.Cancel).setEnabled(
+ False
+ )
+ self.buttonBox.button(QDialogButtonBox.StandardButton.Close).setDefault(
+ True
+ )
+ self.buttonBox.button(QDialogButtonBox.StandardButton.Close).setFocus(
+ Qt.FocusReason.OtherFocusReason
+ )
+
def __cancel(self):
"""
Private slot to cancel the current action.
"""
self.__processQueue = []
self.__finish()
-
+
@pyqtSlot(QAbstractButton)
def on_buttonBox_clicked(self, button):
"""
Private slot called by a button of the button box clicked.
-
+
@param button button that was clicked
@type QAbstractButton
"""
- if button == self.buttonBox.button(
- QDialogButtonBox.StandardButton.Close
- ):
+ if button == self.buttonBox.button(QDialogButtonBox.StandardButton.Close):
self.close()
- elif button == self.buttonBox.button(
- QDialogButtonBox.StandardButton.Cancel
- ):
+ elif button == self.buttonBox.button(QDialogButtonBox.StandardButton.Cancel):
self.__cancel()
-
+
def __procFinished(self, exitCode, exitStatus):
"""
Private slot connected to the finished signal.
-
+
@param exitCode exit code of the process
@type int
@param exitStatus exit status of the process
@type QProcess.ExitStatus
"""
self.__finish()
-
+
def startProcess(self, cmd, args, showArgs=True):
"""
Public slot used to start the process.
-
+
@param cmd name of the pip executable to be used
@type str
@param args list of arguments for the process
@@ -140,11 +136,11 @@
"""
if len(self.errors.toPlainText()) == 0:
self.errorGroup.hide()
-
+
if showArgs:
- self.resultbox.append(cmd + ' ' + ' '.join(args))
- self.resultbox.append('')
-
+ self.resultbox.append(cmd + " " + " ".join(args))
+ self.resultbox.append("")
+
self.proc = QProcess()
self.proc.finished.connect(self.__procFinished)
self.proc.readyReadStandardOutput.connect(self.__readStdout)
@@ -155,16 +151,15 @@
self.buttonBox.setFocus()
EricMessageBox.critical(
self,
- self.tr('Process Generation Error'),
- self.tr(
- 'The process {0} could not be started.'
- ).format(cmd))
+ self.tr("Process Generation Error"),
+ self.tr("The process {0} could not be started.").format(cmd),
+ )
return procStarted
-
+
def startProcesses(self, processParams):
"""
Public method to issue a list of commands to be executed.
-
+
@param processParams list of tuples containing the command
and arguments
@type list of tuples of (str, list of str)
@@ -176,42 +171,40 @@
self.__processQueue.append((cmd, args[:]))
cmd, args = processParams[0]
return self.startProcess(cmd, args)
-
+
def __readStdout(self):
"""
Private slot to handle the readyReadStandardOutput signal.
-
+
It reads the output of the process, formats it and inserts it into
the contents pane.
"""
if self.proc is not None:
- txt = str(self.proc.readAllStandardOutput(),
- self.__ioEncoding, 'replace')
+ txt = str(self.proc.readAllStandardOutput(), self.__ioEncoding, "replace")
self.__addOutput(txt)
def __addOutput(self, txt):
"""
Private method to add some text to the output pane.
-
+
@param txt text to be added
@type str
"""
self.resultbox.insertPlainText(txt)
self.resultbox.ensureCursorVisible()
QCoreApplication.processEvents()
-
+
def __readStderr(self):
"""
Private slot to handle the readyReadStandardError signal.
-
+
It reads the error output of the process and inserts it into the
error pane.
"""
if self.proc is not None:
- s = str(self.proc.readAllStandardError(),
- self.__ioEncoding, 'replace')
+ s = str(self.proc.readAllStandardError(), self.__ioEncoding, "replace")
self.errorGroup.show()
self.errors.insertPlainText(s)
self.errors.ensureCursorVisible()
-
+
QCoreApplication.processEvents()
