Question

我想使用geopandas series.distance计算两个纬度/对数点之间的距离，并用单位米来测量结果，我知道我应该先定义crs，但是我尝试了几次使用to_crs()，但显示错误：b'no arguments in initialization list'似乎该函数从未起作用。有人可以帮助我解决这个问题吗？

def wgs84_to_CGCS2000(df,code):
    result=df.to_crs(from_epsg(code))
    return result
city=wgs84_to_CGCS2000(city,4549)
kfc=wgs84_to_CGCS2000(kfc,4549)

RuntimeError                              Traceback (most recent call last)
<ipython-input-42-c0d1c4e6af6a> in <module>
      2     result=df.to_crs(from_epsg(code))
      3     return result
----> 4 city=wgs84_to_CGCS2000(city,4549)
      5 kfc=wgs84_to_CGCS2000(kfc,4549)

<ipython-input-42-c0d1c4e6af6a> in wgs84_to_CGCS2000(df, code)
      1 def wgs84_to_CGCS2000(df,code):
----> 2     result=df.to_crs(from_epsg(code))
      3     return result
      4 city=wgs84_to_CGCS2000(city,4549)
      5 kfc=wgs84_to_CGCS2000(kfc,4549)

C:\ProgramData\Anaconda3\lib\site-packages\geopandas\geodataframe.py in to_crs(self, crs, epsg, inplace)
    441         else:
    442             df = self.copy()
--> 443         geom = df.geometry.to_crs(crs=crs, epsg=epsg)
    444         df.geometry = geom
    445         df.crs = geom.crs

C:\ProgramData\Anaconda3\lib\site-packages\geopandas\geoseries.py in to_crs(self, crs, epsg)
    302             except TypeError:
    303                 raise TypeError('Must set either crs or epsg for output.')
--> 304         proj_in = pyproj.Proj(self.crs, preserve_units=True)
    305         proj_out = pyproj.Proj(crs, preserve_units=True)
    306         project = partial(pyproj.transform, proj_in, proj_out)

C:\ProgramData\Anaconda3\lib\site-packages\pyproj\__init__.py in __new__(self, projparams, preserve_units, **kwargs)
    360         # on case-insensitive filesystems).
    361         projstring = projstring.replace('EPSG','epsg')
--> 362         return _proj.Proj.__new__(self, projstring)
    363 
    364     def __call__(self, *args, **kw):

_proj.pyx in _proj.Proj.__cinit__()

RuntimeError: b'no arguments in initialization list'

使用geopandas计算距离时，geoseries.to_crs（）失败

0 个答案: