def get_data_from_xml(path=Properties.getImageXmlResource()):
"""
解析xml文件，获得对应的id，data，作为运算的基础
:param path:
:return: list, NumpArray 用于显示控制与用于计算
list is used to make the index to location the value
"""
log.info("starting running compute_distance_from_xml function.")
from context.resource_manager import Properties
from pandas import DataFrame, Series
path = os.path.join(Properties.getRootPath(),
Properties.getImageXmlResource())
from xml.dom.minidom import parse, parseString
images = parse(path)
id = []
data = []
for node in images.getElementsByTagName("Image"):
idNode = node.getElementsByTagName("id")[0].childNodes[0].data
id.append(idNode)
dataNode = node.getElementsByTagName("data")[0].childNodes[0].data
dataNode = dataNode[1:-1].split(',')
data.append(dataNode)
id = np.asarray(id)
id = id.tolist()
data = np.asarray(data)
data = np.asarray(list(map(_conv, data)), dtype=np.float)
return id, data
def save():
from context.resource_manager import Properties
from pandas import DataFrame, Series
path = os.path.join(Properties.getRootPath(), Properties.getImageXmlResource())
from xml.dom.minidom import parse, parseString
images = parse(path)
id = []
data = []
for node in images.getElementsByTagName("Image"):
idNode = node.getElementsByTagName("id")[0].childNodes[0].data
id.append(idNode)
dataNode = node.getElementsByTagName("data")[0].childNodes[0].data
dataNode = dataNode[1:-1].split(',')
data.append(dataNode)
id = np.asarray(id)
id = Series(id)
data = np.asarray(list(map(conv, data)), dtype=np.float)
np.save(Properties.getRootPath() + "/data/cache/id.npy", id)
np.save(Properties.getRootPath() + "/data/cache/data.npy", data)