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# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
import sys
import os
import logging
from importlib import util
from pathlib import Path
from . import Nuitka, run_command, Config
class PythonExecutable:
"""
Wrapper class around Python executable
"""
def __init__(self, python_path=None, create_venv=False, dry_run=False):
self.exe = python_path if python_path else Path(sys.executable)
self.dry_run = dry_run
if create_venv:
self.__create_venv()
self.nuitka = Nuitka(nuitka=[self.exe, "-m", "nuitka"])
@property
def exe(self):
return Path(self._exe)
@exe.setter
def exe(self, exe):
self._exe = exe
@staticmethod
def is_venv():
venv = os.environ.get("VIRTUAL_ENV")
return True if venv else False
def __create_venv(self):
self.install("virtualenv")
if not self.is_venv():
run_command(
command=[self.exe, "-m", "venv", Path.cwd() / "deployment" / "venv"],
dry_run=self.dry_run,
)
venv_path = Path(os.environ["VIRTUAL_ENV"])
if sys.platform == "win32":
self.exe = venv_path / "Scripts" / "python.exe"
elif sys.platform in ["linux", "darwin"]:
self.exe = venv_path / "bin" / "python"
else:
logging.info("[DEPLOY]: You are already in virtual environment!")
def install(self, packages: list = None):
if packages:
for package in packages:
if not self.is_installed(package=package):
logging.info(f"[DEPLOY]: Installing package: {package}")
run_command(
command=[self.exe, "-m", "pip", "install", package],
dry_run=self.dry_run,
)
else:
logging.info(f"[DEPLOY]: Upgrading package: {package}")
run_command(
command=[self.exe, "-m", "pip", "install", "--upgrade", package],
dry_run=self.dry_run,
)
def is_installed(self, package):
return bool(util.find_spec(package))
def create_executable(self, source_file: Path, extra_args: str, config: Config):
if config.qml_files:
logging.info(f"[DEPLOY]: Included QML files: {config.qml_files}")
self.nuitka.create_executable(
source_file=source_file,
extra_args=extra_args,
qml_files=config.qml_files,
dry_run=self.dry_run,
)
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