本机win10 64位，python版本3.10.2，下载最新的cartopy（Cartopy-0.20.2-cp310-cp310-win_amd64.whl）包，用pip命令安装
C:\Users\HsqxtWwf>pip install Cartopy-0.20.2-cp310-cp310-win_amd64.whl
Processing c:\users\hsqxtwwf\cartopy-0.20.2-cp310-cp310-win_amd64.whl
Requirement already satisfied: pyshp>=2.1 in d:\programs\python\python310\lib\site-packages (from Cartopy==0.20.2) (2.2.0)
Requirement already satisfied: matplotlib>=3.1 in d:\programs\python\python310\lib\site-packages (from Cartopy==0.20.2) (3.5.1)
Requirement already satisfied: shapely>=1.6.4 in d:\programs\python\python310\lib\site-packages (from Cartopy==0.20.2) (1.8.1.post1)
Requirement already satisfied: numpy>=1.18 in d:\programs\python\python310\lib\site-packages (from Cartopy==0.20.2) (1.22.3)
Requirement already satisfied: pyproj>=3.0.0 in d:\programs\python\python310\lib\site-packages (from Cartopy==0.20.2) (3.3.0)
Requirement already satisfied: python-dateutil>=2.7 in d:\programs\python\python310\lib\site-packages (from matplotlib>=3.1->Cartopy==0.20.2) (2.8.2)
Requirement already satisfied: kiwisolver>=1.0.1 in d:\programs\python\python310\lib\site-packages (from matplotlib>=3.1->Cartopy==0.20.2) (1.4.0)
Requirement already satisfied: fonttools>=4.22.0 in d:\programs\python\python310\lib\site-packages (from matplotlib>=3.1->Cartopy==0.20.2) (4.31.1)
Requirement already satisfied: pillow>=6.2.0 in d:\programs\python\python310\lib\site-packages (from matplotlib>=3.1->Cartopy==0.20.2) (9.0.1)
Requirement already satisfied: cycler>=0.10 in d:\programs\python\python310\lib\site-packages (from matplotlib>=3.1->Cartopy==0.20.2) (0.11.0)
Requirement already satisfied: packaging>=20.0 in d:\programs\python\python310\lib\site-packages (from matplotlib>=3.1->Cartopy==0.20.2) (21.3)
Requirement already satisfied: pyparsing>=2.2.1 in d:\programs\python\python310\lib\site-packages (from matplotlib>=3.1->Cartopy==0.20.2) (3.0.7)
Requirement already satisfied: certifi in d:\programs\python\python310\lib\site-packages (from pyproj>=3.0.0->Cartopy==0.20.2) (2021.10.8)
Requirement already satisfied: six>=1.5 in d:\programs\python\python310\lib\site-packages (from python-dateutil>=2.7->matplotlib>=3.1->Cartopy==0.20.2) (1.16.0)
Installing collected packages: Cartopy
Successfully installed Cartopy-0.20.2_
提示安装成功
然后用pip list 查看已经安装上了
但在IDLE上运行import cartopy提示错误：
Traceback (most recent call last):
File "<pyshell#1>", line 1, in <module>
import cartopy
File "D:\Programs\Python\Python310\lib\site-packages\cartopy\__init__.py", line 110, in <module>
import cartopy.crs
File "D:\Programs\Python\Python310\lib\site-packages\cartopy\crs.py", line 27, in <module>
import cartopy.trace
ImportError: DLL load failed while importing trace: 找不到指定的模块。
请问是 哪里出了错误，如何处理，谢谢。
你已经安装，但是无法找到的情况，大概率情况下是安装损坏，需要重新安装
pip uninstall xxx后再重新安装下
https://blog.csdn.net/qq_37598092/article/details/123652853
已经按照这个帖子的步骤，解决了。
我自己的博客也转载了https://www.cnblogs.com/eroeg/p/16136437.html
您好,这个whl文件可以求一下吗，下载的网站失效了找不到了。