多圆：使用多边形的WGS84圆近似
polycircles的Python项目详细描述
多圈：采用多顶点多边形的KML（WGS84）圆近似。
[！[下载]（https://pypip.in/download/polycircles/badge.png)](https://pypi.python.org/pypi/polycircles/）
[！[曼哈顿示例]（）
使用36顶点多边形近似圆：
>>>frompolycirclesimportpolycircles>>>polycircle=polycircles.Polycircle(latitude=32.074322,longitude=34.792081,radius=100,number_of_vertices=36)>>>polycircle.to_lat_lon()((32.075223809870174,34.792081),(32.075210109219384,34.79226491831068),(32.07516942356622,34.792443248196115),(32.07510298915787,34.792610571051924),(32.075012824622526,34.79276180275308),(32.074901669628204,34.792892348145145),(32.07477290163153,34.792998240672475),(32.07463043324713,34.793076262899916),(32.074478593357114,34.79312404426628),(32.07432199557388,34.79314013310001),(32.0741653980537,34.79312404071046),(32.07401355892112,34.793076256217155),(32.07387109169717,34.79299823166882),(32.073742325123995,34.792892337906565),(32.073631171644536,34.79276179251449),(32.07354100853271,34.79261056204826),(32.073474575284784,34.792443241513354),(32.07343389038906,34.79226491475485),(32.07342019000133,34.792081),(32.07343389038906,34.791897085245154),(32.073474575284784,34.79171875848665),(32.07354100853271,34.791551437951746),(32.073631171644536,34.791400207485516),(32.073742325123995,34.79126966209344),(32.07387109169717,34.79116376833119),(32.07401355892112,34.79108574378285),(32.0741653980537,34.79103795928955),(32.07432199557388,34.791021866899996),(32.074478593357114,34.79103795573373),(32.07463043324713,34.79108573710009),(32.07477290163153,34.79116375932753),(32.074901669628204,34.79126965185486),(32.075012824622526,34.79140019724693),(32.07510298915787,34.79155142894808),(32.07516942356622,34.79171875180389),(32.075210109219384,34.79189708168933),(32.075223809870174,34.792081))
文档：http://polycircles.readthedocs.org/en/latest/ 代码：https://github.com/adamatan/polycircles
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