def html(self, value=no_default, **kwargs):
"""This cannot be wrapped and needs (almost) full override.
"""
if value is no_default:
html = super(MyQuery, self).html(value, **kwargs)
return self.strip_namespaces(html)
else:
if isinstance(value, self.__class__):
new_html = unicode(value)
elif isinstance(value, basestring):
new_html = value
elif not value:
new_html = ''
else:
raise ValueError(type(value))
for tag in self:
for child in tag.getchildren():
tag.remove(child)
root = fromstring(self._wrap_root(new_html), self.parser)[0]
children = root.getchildren()
if children:
tag.extend(children)
tag.text = root.text
tag.tail = root.tail
return self
def parse_credit_assign(html):
q = pq(fromstring(html))
ttl_amt = 0
ls_credits = []
for each in q("div.invest-item"):
each = pq(each)
amt0 = float(each("p.project-info span.decimal")[0].text.replace(',', ''))
amt1 = float(each("p.project-info span.decimal")[1].text.replace(',', ''))
amt0 = amt1 - amt0
ttl_amt += amt1
logger.debug("credit: %.2f,%.2f" % (amt0, amt1))
ls_credits.append({
"url":
urlparse.urljoin(JIMU_BASE_URL, each.parent().attr.href),
"amount":
amt1,
"bal":
amt0,
"interest_rate":
float(each("div.invest-item-feature span.invest-item-profit")[0]
.text),
"remain_days":
int(each("div.invest-item-feature span.invest-item-profit")[1]
.text.replace(',', '')),
"title":
each("div.invest-item-subtitle").text()
})
if len(ls_credits) > 0:
logger.info("total credit#: %d, amount:%.2f" % (len(ls_credits),
ttl_amt))
return ls_credits
def get_origion_prj_id(session, url):
rsp = session.get(url)
root = pq(fromstring(rsp.text))
prj_href = root('#creditAssignData > div.row-fluid.credit-assign-content > div.span8 > div.credit-assign-title > h5 > a').attr.href
if prj_href:
return prj_href.split("/")[-1]
else:
return None
def _get_root(self, value):
"""In case of creating the value from string, namespace has to be passed
"""
if isinstance(value, basestring):
root = fromstring(self._wrap_root(value), self.parser)[0]
# TODO: warn if root has more than one child?
value = root.getchildren()[0]
return super(MyQuery, self)._get_root(value)
def html(self, value=no_default):
"""Get or set the html representation of sub nodes.
Get the text value::
>>> d = PyQuery('<div><span>toto</span></div>')
>>> print(d.html())
<span>toto</span>
Set the text value::
>>> d.html('<span>Youhou !</span>')
[<div>]
>>> print(d)
<div><span>Youhou !</span></div>
"""
if value is no_default:
if not self:
return None
tag = self[0]
children = tag.getchildren()
if not children:
return tag.text
html = tag.text or ''
html += unicode('').join([etree.tostring(e, encoding=unicode) for e in children])
return html
else:
if isinstance(value, PyQuery):
new_html = unicode(value)
elif isinstance(value, basestring):
new_html = value
elif not value:
new_html = ''
else:
raise ValueError(type(value))
for tag in self:
for child in tag.getchildren():
tag.remove(child)
root = fromstring(unicode('<root>') + new_html + unicode('</root>'), self.parser)[0]
children = root.getchildren()
if children:
tag.extend(children)
tag.text = root.text
tag.tail = root.tail
return self
def parse_prj_list(html):
"""
返回项目列表和下一页URL
"""
root = pq(fromstring(html))
ls_prj = []
date_ = None
hour_ = None
for oel in root("a.invest-item"):
title_ = pq(oel)("div.invest-item-title").text()
if isinstance(title_, unicode):
title_ = unicode.encode(title_, "utf8")
import re
m = re.findall("(\d{6})-(\d{2})$", title_)
if m:
date_ = m[0][0]
hour_ = m[0][1]
date_ = ls_prj.append({
"href":
pq(oel).attr.href,
"title":
title_.decode('utf-8', 'ignore'),
"amount":
re.findall('[0-9\.]+',
pq(oel)("p.project-info span").text().split('/')[-1]
.strip())[0],
"interest":
pq(oel)("span.invest-item-profit")[0].text.strip(),
"term_months":
pq(oel)("span.invest-item-profit")[1].text.strip(),
"date":
date_,
"hour":
hour_,
})
next_page_el = root("div.pagination.pagination-centered li.active").next()
if next_page_el:
next_page_url = next_page_el("a").attr.href
next_page_url = urlparse.urljoin(JIMU_BASE_URL, next_page_url)
return ls_prj, next_page_url
def __init__(self, *args, **kwargs):
namespaces = kwargs.get('namespaces')
# if namespaces:
if 1:
kwargs['parser'] = 'xml'
length = len(args)
if length == 1:
selector, context = None, args[0]
elif length == 2:
selector, context = args
if isinstance(context, basestring):
root = fromstring(self._wrap_root(context, namespaces),
kwargs.get('parser'))[0]
if selector is not None:
args = (selector, root.getchildren())
else:
args = (root.getchildren(), )
super(MyQuery, self).__init__(*args, **kwargs)
pyq_str = pq(html_doc)
head = pyq_str('head')
print(head.html())
print(head.text())
pyq_str = pq(etree.fromstring(html_doc))
head = pyq_str('head')
print(head.html())
print(head.text())
pyq_url = pq(url='http://www.baidu.com', encoding='utf-8')
head = pyq_url('head')
print(head.html())
print(head.text())
pyq_fromstring = fromstring(html_doc, 'html')
print(pyq_fromstring[0].head.tag)
pyq_str = pq(html_doc)
body = pyq_str('body')
print(body.html())
print(body.text())
css = 'a[@id="link1"]'
print(pyq_str(css).attr.id)
print(pyq_str(css).attr['id'])
print(pyq_str(css).attr['class'])
print(pyq_str(css).parent()) #父标签
print('-' * 20)
css_f = "p[@class='story']"
print(pyq_str(css_f).children()) #子标签
def __init__(self, *args, **kwargs):
html = None
elements = []
self._base_url = None
self.parser = kwargs.pop('parser', None)
if (len(args) >= 1 and
(not PY3k and isinstance(args[0], basestring) or
(PY3k and isinstance(args[0], str))) and
args[0].split('://', 1)[0] in ('http', 'https')):
kwargs['url'] = args[0]
if len(args) >= 2:
kwargs['data'] = args[1]
args = []
if 'parent' in kwargs:
self._parent = kwargs.pop('parent')
else:
self._parent = no_default
if 'css_translator' in kwargs:
self._translator = kwargs.pop('css_translator')
elif self.parser in ('xml',):
self._translator = self._translator_class(xhtml=True)
elif self._parent is not no_default:
self._translator = self._parent._translator
else:
self._translator = self._translator_class(xhtml=False)
namespaces = kwargs.pop('namespaces', {})
if kwargs:
# specific case to get the dom
if 'filename' in kwargs:
html = open(kwargs['filename'])
elif 'url' in kwargs:
url = kwargs.pop('url')
if 'opener' in kwargs:
opener = kwargs.pop('opener')
html = opener(url, **kwargs)
else:
html = url_opener(url, kwargs)
if not self.parser:
self.parser = 'html'
self._base_url = url
else:
raise ValueError('Invalid keyword arguments %s' % kwargs)
elements = fromstring(html, self.parser)
# close open descriptor if possible
if hasattr(html, 'close'):
try:
html.close()
except:
pass
else:
# get nodes
# determine context and selector if any
selector = context = no_default
length = len(args)
if length == 1:
context = args[0]
elif length == 2:
selector, context = args
else:
raise ValueError(
"You can't do that. Please, provide arguments")
# get context
if isinstance(context, basestring):
try:
elements = fromstring(context, self.parser)
except Exception:
raise
elif isinstance(context, self.__class__):
# copy
elements = context[:]
elif isinstance(context, list):
elements = context
elif isinstance(context, etree._Element):
elements = [context]
# select nodes
if elements and selector is not no_default:
xpath = self._css_to_xpath(selector)
results = []
for tag in elements:
results.extend(tag.xpath(xpath, namespaces=namespaces))
elements = results
list.__init__(self, elements)
def __init__(self, *args, **kwargs):
html = None
elements = []
self._base_url = None
self.parser = kwargs.pop('parser', None)
if (len(args) >= 1 and (not PY3k and isinstance(args[0], basestring) or
(PY3k and isinstance(args[0], str)))
and args[0].split('://', 1)[0] in ('http', 'https')):
kwargs['url'] = args[0]
if len(args) >= 2:
kwargs['data'] = args[1]
args = []
if 'parent' in kwargs:
self._parent = kwargs.pop('parent')
else:
self._parent = no_default
if 'css_translator' in kwargs:
self._translator = kwargs.pop('css_translator')
elif self.parser in ('xml', ):
self._translator = self._translator_class(xhtml=True)
elif self._parent is not no_default:
self._translator = self._parent._translator
else:
self._translator = self._translator_class(xhtml=False)
namespaces = kwargs.pop('namespaces', {})
if kwargs:
# specific case to get the dom
if 'filename' in kwargs:
html = open(kwargs['filename'])
elif 'url' in kwargs:
url = kwargs.pop('url')
if 'opener' in kwargs:
opener = kwargs.pop('opener')
html = opener(url, **kwargs)
else:
html = url_opener(url, kwargs)
if not self.parser:
self.parser = 'html'
self._base_url = url
else:
raise ValueError('Invalid keyword arguments %s' % kwargs)
elements = fromstring(html, self.parser)
# close open descriptor if possible
if hasattr(html, 'close'):
try:
html.close()
except:
pass
else:
# get nodes
# determine context and selector if any
selector = context = no_default
length = len(args)
if length == 1:
context = args[0]
elif length == 2:
selector, context = args
else:
raise ValueError(
"You can't do that. Please, provide arguments")
# get context
if isinstance(context, basestring):
try:
elements = fromstring(context, self.parser)
except Exception:
raise
elif isinstance(context, self.__class__):
# copy
elements = context[:]
elif isinstance(context, list):
elements = context
elif isinstance(context, etree._Element):
elements = [context]
# select nodes
if elements and selector is not no_default:
xpath = self._css_to_xpath(selector)
results = []
for tag in elements:
results.extend(tag.xpath(xpath, namespaces=namespaces))
elements = results
list.__init__(self, elements)
