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调整execute_session_find()，未完成

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g1879 2020-10-28 01:25:13 +08:00
parent 7cca3f8d06
commit 3b3b6a55cb
2 changed files with 28 additions and 7 deletions
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34
DrissionPage/session_element.py
View File

@ -164,6 +164,7 @@ class SessionElement(DrissionElement):
loc_or_str = loc_or_str[0], loc_str
return execute_session_find(self.inner_ele, loc_or_str, mode, show_errmsg)
# return execute_session_find(self, loc_or_str, mode, show_errmsg)
def eles(self, loc_or_str: Union[tuple, str], show_errmsg: bool = False):
"""返回当前元素下级所有符合条件的子元素 \n
@ -224,6 +225,10 @@ class SessionElement(DrissionElement):
return ' '.join(self._inner_ele.attrs['class'])
elif attr == 'text':
return self.text
elif attr == 'outerHTML':
return self.inner_ele.html
elif attr == 'innerHTML':
return self.html
else:
return self._inner_ele.attrs[attr]
except:
@ -231,6 +236,7 @@ class SessionElement(DrissionElement):
def execute_session_find(page_or_ele: BaseParser,
# def execute_session_find(page_or_ele,
loc: tuple,
mode: str = 'single',
show_errmsg: bool = False) -> Union[SessionElement, List[SessionElement]]:
@ -249,18 +255,32 @@ def execute_session_find(page_or_ele: BaseParser,
try:
ele = None
if loc_by == 'xpath':
print(loc_str)
print(type(page_or_ele))
if 'PyQuery' in str(type(page_or_ele.element)):
# or '()' in loc_str.split('[')[0]\
# or loc_str.split('/')[-1].startswith('@'):
# 从页面查找。第二个条件处理./node()、./text()等xpath语句，第三个条件处理获取属性的语句
# from DrissionPage import MixPage
# if isinstance(page_or_ele, MixPage):
# 从页面查找。
ele = page_or_ele.xpath(loc_str)
# ele = page_or_ele.response.html.xpath(loc_str)
elif 'HtmlElement' in str(type(page_or_ele.element)):
# 从元素查找。Q_Q忘记了为什么要这样区分
elements = page_or_ele.element.xpath(loc_str)
ele = [Element(element=e, url=page_or_ele.url) for e in elements]
if not ele:
# elif isinstance(page_or_ele, SessionElement):
# 从元素查找。这样区分是为了能找到上级元素
try:
elements = page_or_ele.element.xpath(loc_str)
# elements = page_or_ele.inner_ele.element.xpath(loc_str)
ele = [Element(element=e, url=page_or_ele.url) for e in elements]
# ele = [Element(element=e, url=page_or_ele.inner_ele.url) for e in elements]
# ele = page_or_ele.xpath(loc_str)
# print(ele)
except AttributeError:
# print('c')
# loc_str=f'{page_or_ele.xpath}{loc_str.lstrip(".")}'
# print(loc_str)
# ele = page_or_ele.inner_ele.xpath(loc_str)
ele = page_or_ele.xpath(loc_str)
else: # 用css selector获取
# pass
ele = page_or_ele.find(loc_str)
if mode == 'single':

1
DrissionPage/session_page.py
View File

@ -114,6 +114,7 @@ class SessionPage(object):
else:
raise ValueError('Argument loc_or_str can only be tuple, str, SessionElement, Element.')
return execute_session_find(self.response.html, loc_or_ele, mode, show_errmsg)
# return execute_session_find(self, loc_or_ele, mode, show_errmsg)
def eles(self, loc_or_str: Union[tuple, str], show_errmsg: bool = False) -> List[SessionElement]:
"""返回页面中所有符合条件的元素 \n