Improving python coding format
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parent
1bf175b09c
commit
b50d56d511
GPG key ID:
EF45F9C6AFE20160
7 changed files with 47 additions and 44 deletions
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@ -20,13 +20,13 @@ from shutil import which
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__VERSION__ = "0.6.0"
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is_release = False
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# Check if development version, if so get the date of the latest git patch
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# and append it to the version string.
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if not is_release and which('git') is not None:
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from os.path import realpath, join, dirname, exists
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from subprocess import check_output
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from datetime import datetime
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# Command to check date of latest git commit
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cmd = ['git', 'log', '--format=%ci', '-n 1']
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cwd = realpath(join(dirname(__file__), '..')) # Root AccountFree directory.
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@ -41,4 +41,5 @@ if not is_release and which('git') is not None:
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if __name__ == "__main__":
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from .logarithmplotter import run
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run()
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@ -87,7 +87,6 @@ def run():
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icon_fallbacks.append(path.realpath(path.join(base_icon_path, "settings", "custom")))
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QIcon.setFallbackSearchPaths(icon_fallbacks);
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QApplication.setAttribute(Qt.AA_EnableHighDpiScaling)
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app = QApplication(argv)
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app.setApplicationName("LogarithmPlotter")
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app.setDesktopFileName("eu.ad5001.LogarithmPlotter.desktop")
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@ -104,10 +103,10 @@ def run():
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app.installTranslator(translator);
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# Installing macOS file handler.
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macOSFileOpenHandler = None
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macos_file_open_handler = None
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if platform == "darwin":
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macOSFileOpenHandler = native.MacOSFileOpenHandler()
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app.installEventFilter(macOSFileOpenHandler)
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macos_file_open_handler = native.MacOSFileOpenHandler()
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app.installEventFilter(macos_file_open_handler)
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engine = QQmlApplicationEngine()
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global tmpfile
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@ -138,7 +137,7 @@ def run():
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chdir(path.dirname(path.realpath(__file__)))
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if platform == "darwin":
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macOSFileOpenHandler.init_io(js_globals.Modules.IO)
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macos_file_open_handler.init_io(js_globals.Modules.IO)
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# Check for LaTeX installation if LaTeX support is enabled
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if config.getSetting("enable_latex"):
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@ -54,7 +54,9 @@ DEFAULT_SETTINGS = {
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# Create config directory
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CONFIG_PATH = {
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"Linux": path.join(environ["XDG_CONFIG_HOME"], "LogarithmPlotter") if "XDG_CONFIG_HOME" in environ else path.join(path.expanduser("~"), ".config", "LogarithmPlotter"),
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"Linux": path.join(environ["XDG_CONFIG_HOME"], "LogarithmPlotter")
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if "XDG_CONFIG_HOME" in environ else
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path.join(path.expanduser("~"), ".config", "LogarithmPlotter"),
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"Windows": path.join(path.expandvars('%APPDATA%'), "LogarithmPlotter", "config"),
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"Darwin": path.join(path.expanduser("~"), "Library", "Application Support", "LogarithmPlotter"),
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}[system()]
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@ -94,16 +94,16 @@ class Helper(QObject):
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pass
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elif data[:3] == "LPF":
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# More recent version of LogarithmPlotter file, but incompatible with the current format
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raise Exception(QCoreApplication.translate("This file was created by a more recent version of LogarithmPlotter and cannot be backloaded in LogarithmPlotter v{}.\nPlease update LogarithmPlotter to open this file.".format(__VERSION__)))
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msg = QCoreApplication.translate("This file was created by a more recent version of LogarithmPlotter and cannot be backloaded in LogarithmPlotter v{}.\nPlease update LogarithmPlotter to open this file.".format(__VERSION__))
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raise Exception(msg)
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else:
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raise Exception("Invalid LogarithmPlotter file.")
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except Exception as e: # If file can't be loaded
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QMessageBox.warning(None, 'LogarithmPlotter',
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QCoreApplication.translate('main', 'Could not open file "{}":\n{}').format(filename,
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e),
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QMessageBox.Ok) # Cannot parse file
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msg = QCoreApplication.translate('main', 'Could not open file "{}":\n{}')
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QMessageBox.warning(None, 'LogarithmPlotter', msg.format(filename, e), QMessageBox.Ok) # Cannot parse file
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else:
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QMessageBox.warning(None, 'LogarithmPlotter', QCoreApplication.translate('main', 'Could not open file: "{}"\nFile does not exist.').format(filename), QMessageBox.Ok) # Cannot parse file
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msg = QCoreApplication.translate('main', 'Could not open file: "{}"\nFile does not exist.')
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QMessageBox.warning(None, 'LogarithmPlotter', msg.format(filename), QMessageBox.Ok) # Cannot parse file
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try:
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chdir(path.dirname(path.realpath(__file__)))
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except NotADirectoryError as e:
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@ -159,9 +159,8 @@ class Helper(QObject):
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"""
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Returns the version info about Qt, PySide6 & Python
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"""
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return QCoreApplication.translate('main', "Built with PySide6 (Qt) v{} and python v{}").format(PySide6_version,
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sys_version.split(
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"\n")[0])
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msg = QCoreApplication.translate('main', "Built with PySide6 (Qt) v{} and python v{}")
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return msg.format(PySide6_version, sys_version.split("\n")[0])
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@Slot()
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def fetchChangelog(self):
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@ -23,6 +23,7 @@ class PyJSValue:
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"""
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Wrapper to provide easy way to interact with JavaScript values in Python directly.
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"""
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def __init__(self, js_value: QJSValue, parent: QJSValue = None):
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self.qjs_value = js_value
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self._parent = parent
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@ -49,4 +50,3 @@ class PyJSValue:
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return self.qjs_value.callWithInstance(self._parent, args)
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else:
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raise ValueError('Cannot call non-function JS value.')
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@ -78,13 +78,16 @@ class Latex(QObject):
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if LATEX_PATH is None:
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print("No Latex installation found.")
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if "--test-build" not in argv:
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QMessageBox.warning(None, "LogarithmPlotter - Latex setup",
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QCoreApplication.translate("latex", "No Latex installation found.\nIf you already have a latex distribution installed, make sure it's installed on your path.\nOtherwise, you can download a Latex distribution like TeX Live at https://tug.org/texlive/."))
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msg = QCoreApplication.translate("latex",
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"No Latex installation found.\nIf you already have a latex distribution installed, make sure it's installed on your path.\nOtherwise, you can download a Latex distribution like TeX Live at https://tug.org/texlive/.")
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QMessageBox.warning(None, "LogarithmPlotter - Latex setup", msg)
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valid_install = False
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elif DVIPNG_PATH is None:
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print("DVIPNG not found.")
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if "--test-build" not in argv:
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QMessageBox.warning(None, "LogarithmPlotter - Latex setup", QCoreApplication.translate("latex", "DVIPNG was not found. Make sure you include it from your Latex distribution."))
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msg = QCoreApplication.translate("latex",
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"DVIPNG was not found. Make sure you include it from your Latex distribution.")
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QMessageBox.warning(None, "LogarithmPlotter - Latex setup", msg)
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valid_install = False
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else:
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try:
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@ -132,7 +135,6 @@ class Latex(QObject):
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data = f'{export_path}.png,{img.width()},{img.height()}'
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return data
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def create_export_path(self, latex_markup: str, font_size: float, color: QColor):
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"""
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Standardizes export path for renders.
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@ -141,7 +143,6 @@ class Latex(QObject):
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export_path = path.join(self.tempdir.name, f'{markup_hash}_{int(font_size)}_{color.rgb()}')
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return markup_hash, export_path
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def create_latex_doc(self, export_path: str, latex_markup: str):
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"""
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Creates a temporary latex document with base file_hash as file name and a given expression markup latex_markup.
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@ -183,16 +184,18 @@ class Latex(QObject):
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"""
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Runs a subprocess and handles exceptions and messages them to the user.
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"""
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cmd = " ".join(process)
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proc = Popen(process, stdout=PIPE, stderr=PIPE, cwd=self.tempdir.name)
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try:
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out, err = proc.communicate(timeout=2) # 2 seconds is already FAR too long.
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if proc.returncode != 0:
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# Process errored
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output = str(out, 'utf8') + "\n" + str(err, 'utf8')
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QMessageBox.warning(None, "LogarithmPlotter - Latex",
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QCoreApplication.translate("latex", "An exception occured within the creation of the latex formula.\nProcess '{}' ended with a non-zero return code {}:\n\n{}\nPlease make sure your latex installation is correct and report a bug if so.")
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.format(" ".join(process), proc.returncode, output))
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raise Exception("{0} process exited with return code {1}:\n{2}\n{3}".format(" ".join(process), str(proc.returncode), str(out, 'utf8'), str(err, 'utf8')))
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msg = QCoreApplication.translate("latex",
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"An exception occured within the creation of the latex formula.\nProcess '{}' ended with a non-zero return code {}:\n\n{}\nPlease make sure your latex installation is correct and report a bug if so.")
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msg = msg.format(cmd, proc.returncode, output)
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QMessageBox.warning(None, "LogarithmPlotter - Latex", msg)
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raise Exception(f"{cmd} process exited with return code {str(proc.returncode)}:\n{str(out, 'utf8')}\n{str(err, 'utf8')}")
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except TimeoutExpired as e:
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# Process timed out
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proc.kill()
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@ -202,14 +205,14 @@ class Latex(QObject):
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for pkg in PACKAGES:
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if f'{pkg}.sty' in output:
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# Package missing.
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QMessageBox.warning(None, "LogarithmPlotter - Latex",
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QCoreApplication.translate("latex", "Your LaTeX installation does not include some required packages:\n\n- {} (https://ctan.org/pkg/{})\n\nMake sure said package is installed, or disable the LaTeX rendering in LogarithmPlotter.")
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.format(pkg, pkg))
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msg = QCoreApplication.translate("latex",
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"Your LaTeX installation does not include some required packages:\n\n- {} (https://ctan.org/pkg/{})\n\nMake sure said package is installed, or disable the LaTeX rendering in LogarithmPlotter.")
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QMessageBox.warning(None, "LogarithmPlotter - Latex", msg.format(pkg, pkg))
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raise Exception("Latex: Missing package " + pkg)
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QMessageBox.warning(None, "LogarithmPlotter - Latex",
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QCoreApplication.translate("latex", "An exception occured within the creation of the latex formula.\nProcess '{}' took too long to finish:\n{}\nPlease make sure your latex installation is correct and report a bug if so.")
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.format(" ".join(process), output))
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raise Exception(" ".join(process) + " process timed out:\n" + output)
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msg = QCoreApplication.translate("latex",
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"An exception occured within the creation of the latex formula.\nProcess '{}' took too long to finish:\n{}\nPlease make sure your latex installation is correct and report a bug if so.")
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QMessageBox.warning(None, "LogarithmPlotter - Latex", msg.format(cmd, output))
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raise Exception(f"{cmd} process timed out:\n{output}")
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def cleanup(self, export_path):
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"""
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@ -53,9 +53,8 @@ class UpdateCheckerRunnable(QRunnable):
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current_version_tuple = self.current_version.split(".")
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is_version_newer = version_tuple > current_version_tuple
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if is_version_newer:
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msg_text = QCoreApplication.translate("update",
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"An update for LogarithmPlotter (v{}) is available.").format(
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version)
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msg_text = QCoreApplication.translate("update", "An update for LogarithmPlotter (v{}) is available.")
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msg_text = msg_text.format(version)
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update_available = True
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else:
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show_alert = False
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@ -63,11 +62,11 @@ class UpdateCheckerRunnable(QRunnable):
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except HTTPError as e:
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msg_text = QCoreApplication.translate("update",
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"Could not fetch update information: Server error {}.").format(
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str(e.code))
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"Could not fetch update information: Server error {}.")
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msg_text = msg_text.format(str(e.code))
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except URLError as e:
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msg_text = QCoreApplication.translate("update", "Could not fetch update information: {}.").format(
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str(e.reason))
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msg_text = QCoreApplication.translate("update", "Could not fetch update information: {}.")
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msg_text = msg_text.format(str(e.reason))
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self.callback.got_update_info.emit(show_alert, msg_text, update_available)
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