本文整理汇总了Python中prefs.Preferences类的典型用法代码示例。如果您正苦于以下问题：Python Preferences类的具体用法？Python Preferences怎么用？Python Preferences使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了Preferences类的3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: set_preferences
def set_preferences(self, preferences, filename='user.js'):
"""Adds preferences dict to profile preferences"""
# append to the file
prefs_file = os.path.join(self.profile, filename)
f = open(prefs_file, 'a')
if preferences:
# note what files we've touched
self.written_prefs.add(filename)
# opening delimeter
f.write('\n%s\n' % self.delimeters[0])
# write the preferences
Preferences.write(f, preferences)
# closing delimeter
f.write('%s\n' % self.delimeters[1])
f.close()示例2: preferences
def preferences(self):
"""profile preferences"""
# object to hold preferences
prefs = Preferences()
# add preferences files
for prefs_file in self.options.prefs_files:
prefs.add_file(prefs_file)
# change CLI preferences into 2-tuples
separator = ':'
cli_prefs = []
for pref in self.options.prefs:
if separator not in pref:
self.parser.error("Preference must be a key-value pair separated by a ':' (You gave: %s)" % pref)
cli_prefs.append(pref.split(separator, 1))
# string preferences
prefs.add(cli_prefs, cast=True)
return prefs()示例3: summary
def summary(self, return_parts=False):
"""
returns string summarizing profile information.
if return_parts is true, return the (Part_name, value) list
of tuples instead of the assembled string
"""
parts = [('Path', self.profile)] # profile path
# directory tree
parts.append(('Files', '\n%s' % mozfile.tree(self.profile)))
# preferences
for prefs_file in ('user.js', 'prefs.js'):
path = os.path.join(self.profile, prefs_file)
if os.path.exists(path):
# prefs that get their own section
# This is currently only 'network.proxy.autoconfig_url'
# but could be expanded to include others
section_prefs = ['network.proxy.autoconfig_url']
line_length = 80
# buffer for 80 character display:
# length = 80 - len(key) - len(': ') - line_length_buffer
line_length_buffer = 10
line_length_buffer += len(': ')
def format_value(key, value):
if key not in section_prefs:
return value
max_length = line_length - len(key) - line_length_buffer
if len(value) > max_length:
value = '%s...' % value[:max_length]
return value
prefs = Preferences.read_prefs(path)
if prefs:
prefs = dict(prefs)
parts.append((prefs_file,
'\n%s' % ('\n'.join(
['%s: %s' % (key, format_value(key, prefs[key]))
for key in sorted(prefs.keys())]))))
# Currently hardcorded to 'network.proxy.autoconfig_url'
# but could be generalized, possibly with a generalized (simple)
# JS-parser
network_proxy_autoconfig = prefs.get('network.proxy.autoconfig_url')
if network_proxy_autoconfig and network_proxy_autoconfig.strip():
network_proxy_autoconfig = network_proxy_autoconfig.strip()
lines = network_proxy_autoconfig.replace(';', ';\n').splitlines()
lines = [line.strip() for line in lines]
origins_string = 'var origins = ['
origins_end = '];'
if origins_string in lines[0]:
start = lines[0].find(origins_string)
end = lines[0].find(origins_end, start)
splitline = [lines[0][:start],
lines[0][start:start + len(origins_string) - 1],
]
splitline.extend(lines[0][start + len(origins_string):end].replace(
',', ',\n').splitlines())
splitline.append(lines[0][end:])
lines[0:1] = [i.strip() for i in splitline]
parts.append(('Network Proxy Autoconfig, %s' % (prefs_file),
'\n%s' % '\n'.join(lines)))
if return_parts:
return parts
retval = '%s\n' % ('\n\n'.join(['[%s]: %s' % (key, value)
for key, value in parts]))
return retval