本文整理汇总了Python中pythonz.downloader.Downloader.fetch方法的典型用法代码示例。如果您正苦于以下问题：Python Downloader.fetch方法的具体用法？Python Downloader.fetch怎么用？Python Downloader.fetch使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类pythonz.downloader.Downloader的用法示例。
在下文中一共展示了Downloader.fetch方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: run_command
# 需要导入模块: from pythonz.downloader import Downloader [as 别名]
# 或者: from pythonz.downloader.Downloader import fetch [as 别名]
def run_command(self, options, args):
headinfo = Downloader.read_head_info(PYTHONZ_UPDATE_URL)
content_type = headinfo["content-type"]
filename = "pythonz-latest"
distname = "%s.tgz" % filename
download_file = os.path.join(PATH_DISTS, distname)
# Remove old tarball
unlink(download_file)
logger.info("Downloading %s as %s" % (distname, download_file))
try:
Downloader.fetch(PYTHONZ_UPDATE_URL, download_file)
except DownloadError:
unlink(download_file)
logger.error("Failed to download. `%s`" % PYTHONZ_UPDATE_URL)
sys.exit(1)
except:
unlink(download_file)
raise
extract_dir = os.path.join(PATH_BUILD, filename)
rm_r(extract_dir)
if not extract_downloadfile(content_type, download_file, extract_dir):
sys.exit(1)
try:
logger.info("Installing %s into %s" % (extract_dir, ROOT))
s = Subprocess()
s.check_call([sys.executable, os.path.join(extract_dir, "pythonz_install.py"), "--upgrade"])
except:
logger.error("Failed to update pythonz.")
sys.exit(1)
logger.info("pythonz has been updated.")示例2: download
# 需要导入模块: from pythonz.downloader import Downloader [as 别名]
# 或者: from pythonz.downloader.Downloader import fetch [as 别名]
def download(self):
if os.path.isfile(self.download_file) and sha256(self.download_file) == self.expected_sha256:
logger.info("Use the previously fetched %s" % (self.download_file))
else:
base_url = Link(self.download_url).base_url
logger.info("Downloading %s as %s" % (base_url, self.download_file))
try:
Downloader.fetch(self.download_url, self.download_file, self.expected_sha256)
except DownloadError:
logger.error("Failed to download.\n%s" % (sys.exc_info()[1]))
sys.exit(1)示例3: download
# 需要导入模块: from pythonz.downloader import Downloader [as 别名]
# 或者: from pythonz.downloader.Downloader import fetch [as 别名]
def download(self):
if os.path.isfile(self.download_file):
logger.info("Use the previously fetched %s" % (self.download_file))
else:
base_url = Link(self.download_url).base_url
logger.info("Downloading %s as %s" % (base_url, self.download_file))
try:
Downloader.fetch(self.download_url, self.download_file)
except DownloadError:
unlink(self.download_file)
logger.error("Failed to download.\n%s" % (sys.exc_info()[1]))
sys.exit(1)
except:
unlink(self.download_file)
raise示例4: _update_config
# 需要导入模块: from pythonz.downloader import Downloader [as 别名]
# 或者: from pythonz.downloader.Downloader import fetch [as 别名]
def _update_config(self, options, args):
# config.cfg update
# TODO: Automatically create for config.cfg
download_url = PYTHONZ_UPDATE_URL_CONFIG
if not download_url:
logger.error("Invalid download url in config.cfg. `%s`" % download_url)
sys.exit(1)
distname = Link(PYTHONZ_UPDATE_URL_CONFIG).filename
download_file = PATH_ETC_CONFIG
logger.info("Downloading %s as %s" % (distname, download_file))
try:
Downloader.fetch(download_url, download_file)
except DownloadError:
logger.error("Failed to download. `%s`" % download_url)
sys.exit(1)
logger.log("The config.cfg has been updated.")示例5: download_and_extract
# 需要导入模块: from pythonz.downloader import Downloader [as 别名]
# 或者: from pythonz.downloader.Downloader import fetch [as 别名]
def download_and_extract(self):
if is_file(self.download_url):
path = fileurl_to_path(self.download_url)
if os.path.isdir(path):
logger.info('Copying %s into %s' % (path, self.build_dir))
shutil.copytree(path, self.build_dir)
return
if os.path.isfile(self.download_file):
logger.info("Use the previously fetched %s" % (self.download_file))
else:
base_url = Link(self.download_url).base_url
logger.info("Downloading %s as %s" % (base_url, self.download_file))
try:
Downloader.fetch(self.download_url, self.download_file)
except DownloadError:
unlink(self.download_file)
logger.error("Failed to download.\n%s" % (sys.exc_info()[1]))
sys.exit(1)
# extracting
if not extract_downloadfile(self.content_type, self.download_file, self.build_dir):
sys.exit(1)