本文整理汇总了Python中networkx.Graph.node[g[0]][key]方法的典型用法代码示例。如果您正苦于以下问题：Python Graph.node[g[0]][key]方法的具体用法？Python Graph.node[g[0]][key]怎么用？Python Graph.node[g[0]][key]使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类networkx.Graph的用法示例。
在下文中一共展示了Graph.node[g[0]][key]方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: read
# 需要导入模块: from networkx import Graph [as 别名]
# 或者: from networkx.Graph import node[g[0]][key] [as 别名]
def read(string):
"""
Read a graph from a string in Dot language and return it. Nodes and
edges specified in the input will be added to the current graph.
Args:
- string: Input string in Dot format specifying a graph.
Returns:
- networkx.Graph object
"""
lines = string.split("\n")
first_line = lines.pop(0)
if not re.match("graph \w+ {$", first_line):
raise WrongDotFormatException("string contains no parseable graph")
re_node = re.compile('^"([^"]*)"(?: \[([^]]*)\])?;?$')
re_edge = re.compile('^"([^"]*)" -- "([^"]*)"(?: \[([^]]*)\])?;?$')
gr = Graph()
for line in lines:
line = line.strip()
match_node = re_node.search(line)
match_edge = re_edge.search(line)
if match_node:
g = match_node.groups()
gr.add_node(g[0])
if g[1]:
for attribute_string in g[1].split(", "):
key, value = attribute_string.split("=")
if value == "True":
value = True
elif value == "False":
value = False
gr.node[g[0]][key] = value
elif match_edge:
g = match_edge.groups()
gr.add_edge(g[0], g[1])
if g[2]:
for attribute_string in g[2].split(", "):
key, value = attribute_string.split("=")
gr.edge[g[0]][g[1]][key] = value
elif line != "}" and len(line) > 0:
raise WrongDotFormatException("Could not parse line:\n\t{0}".format(line))
return gr