python如何解析配置文件并应用到项目中

[section_name]
# =号可以使用：号代替
option_name=value

[126mail_login]
loginPage.frame=xpath>//div[@id='loginDiv']/iframe
loginPage.username=xpath>//input[@name='email']
loginPage.password=xpath>//input[@name='password']
loginPage.loginBtn=xpath>//a[@id='dologin']
[126mail_homePage]
homePage.addressbook=id>_mail_tabitem_1_4text
[126mail_addContactPage]
addContactPage.newContact=xpath>//span[text()='新建联系人']
addContactPage.newName=id>input_N
addContactPage.newMail=xpath>//div[@id='iaddress_MAIL_wrap']//input[@class='nui-ipt-input']
addContactPage.newMark=xpath>//span[@class='nui-chk-text']/preceding-sibling::span/b
addContactPage.newPhone=xpath>//div[@id='iaddress_TEL_wrap']//input[@class='nui-ipt-input']
addContactPage.newComment=id>input_DETAIL
addContactPage.newCommit=xpath>//span[text()='确 定']

"""
------------------------------------
@Time : 2019/5/16 10:56
@Auth : linux超
@File : ParseConfigOld.py
@IDE : PyCharm
@Motto: Real warriors,dare to face the bleak warning,dare to face the incisive error!
------------------------------------
"""
from configparser import (
ConfigParser,
NoSectionError,
NoOptionError
)
filename = 'configfile.ini'
class ParseConfigFile(object):
"""
解析ini配置文件
"""
def __init__(self):
try:
self.cf = ConfigParser() # 获取配置文件对象
self.cf.read(filename, encoding='utf-8') # 加载配置文件到内存中
except Exception as e:
raise e
def getItemsSection(self, section):
"""
获取section下面所有section的键值
:param sectionName:
:return:
"""
try:
value = dict(self.cf.items(section))
except (NoSectionError, KeyError):
print('{} not exit'.format(section))
except Exception as e:
raise e
else:
return value
def getElementValue(self, section, option):
"""根据自己的需要修改这部分代码"""
try:
# 我配置文件是用这个符号来分割的，所有解析的时候要使用这个符号分割，得到元素
locator = self.cf.get(section, option).split('>')
except (NoSectionError, NoOptionError, KeyError):
print('section:{} or option:{} not exit'.format(section, option))
except Exception as e:
raise e
else:
return locator # 获取option键对应的value
def getAllSections(self):
try:
all_sections = self.cf.sections()
except Exception as e:
raise e
else:
return all_sections # 所有的sections返回值是个列表
if __name__=='__main__':
cf = ParseConfigFile()
locator = cf.getElementValue('126mail_login','loginPage.username')
print(locator)
print(cf.getItemsSection('126mail_login'))
print(cf.getAllSections())

"""
------------------------------------
@Time : 2019/5/16 9:11
@Auth : linux超
@File : ParseConfigFile.py
@IDE : PyCharm
@Motto: Real warriors,dare to face the bleak warning,dare to face the incisive error!
------------------------------------
"""
from configparser import (
ConfigParser,
NoOptionError,
NoSectionError
)
class ParseConfigFile(ConfigParser):
def __init__(self, filename):
super().__init__()
try:
self.filename = filename
self.read(filename, encoding='utf-8')
except Exception as e:
raise e
def get_all_option(self, section='DEFAULT'):
"""获取指定section下所有的option"""
try:
options = self.options(section)
return options
except NoSectionError:
print('NoSectionError : {} not exist'.format(section))
except Exception as e:
raise e
def get_value(self, section='DEFAULT'):
"""获取指定section中所有的option和value，返回一个字典"""
try:
value = dict(self.items(section))
return value
except (NoSectionError, KeyError):
print('{} not exist'.format(section))
except Exception as e:
raise e
def get_option_value(self, section, option, flag=False):
"""
获取指定section和option对应的数据
如果option对应数据为数字，则自动转换为int或者float
如果option对应的数据是个可以使用eval转换的类型，则传递flag为True时，自动转换,否则输出str
"""
try:
value = self.get(section, option)
if value.isdigit():
return int(value)
try:
return float(value)
except Exception:
pass
if isinstance(flag, bool) and flag:
return eval(value)
return value
except (NoSectionError, NoOptionError, KeyError):
print('no option "{}" or section "{}"'.format(option, section))
except Exception as e:
raise e
def __call__(self, section='DEFAULT', option=None, flag_eval=False, flag_bool=False):
"""
对象当成函数使用的时候会默认调用这个方法
这个方法可以实现上面多数功能
:param section:
:param option:
:param flag_eval: 如果为True 我们使用eval转换类型
:param flag_bool: 如果为True 我们使用把数据转换为bool
:return:
"""
if option is None:
return dict(self[section])
if isinstance(flag_bool, bool):
if flag_bool:
return self.getboolean(section, option)
else:
raise ValueError('{} must be type bool'.format(flag_bool))
data = self.get(section, option)
if data.isdigit():
return int(data)
try:
return float(data)
except Exception:
pass
if isinstance(flag_eval, bool):
if flag_eval:
return eval(data)
else:
raise ValueError('{} must be type bool'.format(flag_eval))
return data
if __name__ == '__main__':
conf = ParseConfigFile('configfile.ini')
print('所有的option', conf.get_all_option('FilePath'))
print('获取section:{},option:{}对应的数据:{}'.
format('FilePath', 'TestCase', conf.get_option_value('FilePath', 'TestCase')))
print('获取section:{}下所有的键值{}'.format('FilePath', conf.get_value('ExcelNum')))
print(conf())
print(conf(section='FilePath', option='TestCase'))
print(conf(option='a', flag_bool=True))
print(conf(section='ExcelNum', option='Actual_Column_Num', flag_eval=True))