def make_message(xml):
msg = {'subject': '', 'to': '', 'txt': '', 'message': '', 'from': '', 'jid': '', 'name': '', 'resource': ''}
if type(xml) == types.DictType:
msg.update(xml)
return msg
et = ET.XMLID(xml)
msg.update(et[0].items())
xml = ET.XML(xml)
msg['message'] = unicode(xml.findtext('body'))
msg['name'] = msg['from'].split('@')[0]
msg['resource'] = msg['from'].split('/')[1]
msg['jid'] = msg['from'].split('/')[0]
return msg
def make_presence(xml):
pres = {'subject': '', 'to': '', 'message': '', 'name': '', 'resource': '', 'jid': ''}
if type(xml) == types.DictType:
pres.update(xml)
return pres
et = ET.XMLID(xml)
pres.update(et[0].items())
xml = ET.XML(xml)
try:
pres['name'] = pres['from'].split('@')[0]
pres['resource'] = pres['from'].split('/')[1]
pres['jid'] = pres['from'].split('/')[0]
except KeyError:
pass
return pres
<filter id='MyFilter' filterUnits='objectBoundingBox' x='0' y='0' width='1' height='1'>
<feGaussianBlur in='SourceAlpha' stdDeviation='4%' result='blur'/>
<feOffset in='blur' dx='4%' dy='4%' result='offsetBlur'/>
<feSpecularLighting in='blur' surfaceScale='5' specularConstant='.75'
specularExponent='20' lighting-color='#bbbbbb' result='specOut'>
<fePointLight x='-5000%' y='-10000%' z='20000%'/>
</feSpecularLighting>
<feComposite in='specOut' in2='SourceAlpha' operator='in' result='specOut'/>
<feComposite in='SourceGraphic' in2='specOut' operator='arithmetic'
k1='0' k2='1' k3='1' k4='0'/>
</filter>
</defs>
"""
tree, xmlid = ET.XMLID(f.getvalue())
# insert the filter definition in the svg dom tree.
tree.insert(0, ET.XML(filter_def))
for i, pie_name in enumerate(labels):
pie = xmlid[pie_name]
pie.set("filter", 'url(#MyFilter)')
shadow = xmlid[pie_name + "_shadow"]
shadow.set("filter",'url(#dropshadow)')
fn = "svg_filter_pie.svg"
print("Saving '%s'" % fn)
ET.ElementTree(tree).write(fn)
def plot_mix_method():
'''
这种方法是混合方法，使用外部的SVG。
'''
import matplotlib
matplotlib.use("Svg")
import matplotlib.pyplot as plt
from matplotlib.patches import Shadow
fig1 = plt.figure(1, figsize=(6, 6))
ax = fig1.add_axes([0.1, 0.1, 0.8, 0.8])
labels = ['Frogs', 'Hogs', 'Dogs', 'Logs']
fracs = [15, 30, 45, 10] # 百分比
explode = (0, 0.05, 0, 0)
pies = ax.pie(fracs, explode=explode, labels=labels, autopct='%1.1f%%')
for w in pies[0]:
# set the id with the label.
w.set_gid(w.get_label())
# we don't want to draw the edge of the pie
w.set_ec("none")
for w in pies[0]:
# create shadow patch
s = Shadow(w, -0.01, -0.01)
s.set_gid(w.get_gid() + "_shadow")
s.set_zorder(w.get_zorder() - 0.1)
ax.add_patch(s)
# save
from io import BytesIO
f = BytesIO()
plt.savefig(f, format="svg")
import xml.etree.cElementTree as ET
# filter definition for shadow using a gaussian blur
# and lightening effect.
# The lightening filter is copied from http://www.w3.org/TR/SVG/filters.html
# I tested it with Inkscape and Firefox3. "Gaussian blur" is supported
# in both, but the lightening effect only in the Inkscape. Also note
# that, Inkscape's exporting also may not support it.
filter_def = """
<defs xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink'>
<filter id='dropshadow' height='1.2' width='1.2'>
<feGaussianBlur result='blur' stdDeviation='2'/>
</filter>
<filter id='MyFilter' filterUnits='objectBoundingBox' x='0' y='0' width='1' height='1'>
<feGaussianBlur in='SourceAlpha' stdDeviation='4%' result='blur'/>
<feOffset in='blur' dx='4%' dy='4%' result='offsetBlur'/>
<feSpecularLighting in='blur' surfaceScale='5' specularConstant='.75'
specularExponent='20' lighting-color='#bbbbbb' result='specOut'>
<fePointLight x='-5000%' y='-10000%' z='20000%'/>
</feSpecularLighting>
<feComposite in='specOut' in2='SourceAlpha' operator='in' result='specOut'/>
<feComposite in='SourceGraphic' in2='specOut' operator='arithmetic'
k1='0' k2='1' k3='1' k4='0'/>
</filter>
</defs>
"""
tree, xmlid = ET.XMLID(f.getvalue())
# insert the filter definition in the svg dom tree.
tree.insert(0, ET.XML(filter_def))
for i, pie_name in enumerate(labels):
pie = xmlid[pie_name]
pie.set("filter", 'url(#MyFilter)')
shadow = xmlid[pie_name + "_shadow"]
shadow.set("filter", 'url(#dropshadow)')
fn = "svg_filter_pie.svg"
print("Saving '%s'" % fn)
ET.ElementTree(tree).write(fn)
#! /usr/bin/env python
import pprint
import sys
import xml.etree.cElementTree as xmlet
'''
e is an element instance
'''
e = xmlet.Comment('Hello World')
ea = xmlet.Element('sampletag', {'a': 'hello'}, b='world')
es = xmlet.fromstring('<this ought="to" be="parsed" by="this">call</this>')
ex = xmlet.XML('<this ought="to" be="parsed" by="this">call</this>')
ei, ed = xmlet.XMLID('<this ought="to" be="parsed" by="this">call</this>')
if xmlet.iselement(es):
print "fromstring() successfully created the element"
xmlet.dump(e)
xmlet.dump(ea)
xmlet.dump(es)
xmlet.dump(ex)
xmlet.dump(ei)
ET = xmlet.parse('wav.xml')
et = ET.getroot()
if e:
xmlet.dump(e)
