无法在beagle骨上安装opencv-python

问题描述

嗨，我正在尝试在beaglebone black上安装opencv-python 我在python 3.7.3上

我正在使用pip3来安装库

我遇到此错误，请帮助我理解以下错误并予以解决，

Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py",line 143,in main
    status = self.run(options,args)
  File "/usr/lib/python3/dist-packages/pip/_internal/commands/install.py",line 338,in run
    resolver.resolve(requirement_set)
  File "/usr/lib/python3/dist-packages/pip/_internal/resolve.py",line 102,in resolve
    self._resolve_one(requirement_set,req)
  File "/usr/lib/python3/dist-packages/pip/_internal/resolve.py",line 256,in _resolve_one
    abstract_dist = self._get_abstract_dist_for(req_to_install)
  File "/usr/lib/python3/dist-packages/pip/_internal/resolve.py",line 209,in _get_abstract_dist_for
    self.require_hashes
  File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py",line 283,in prepare_linked_requirement
    progress_bar=self.progress_bar
  File "/usr/lib/python3/dist-packages/pip/_internal/download.py",line 836,in unpack_url
    progress_bar=progress_bar
  File "/usr/lib/python3/dist-packages/pip/_internal/download.py",line 673,in unpack_http_url
    progress_bar)
  File "/usr/lib/python3/dist-packages/pip/_internal/download.py",line 897,in _download_http_url
    _download_url(resp,link,content_file,hashes,progress_bar)
  File "/usr/lib/python3/dist-packages/pip/_internal/download.py",line 617,in _download_url
    hashes.check_against_chunks(downloaded_chunks)
  File "/usr/lib/python3/dist-packages/pip/_internal/utils/hashes.py",line 48,in check_against_chunks
    for chunk in chunks:
  File "/usr/lib/python3/dist-packages/pip/_internal/download.py",line 585,in written_chunks
    for chunk in chunks:
  File "/usr/lib/python3/dist-packages/pip/_internal/utils/ui.py",line 159,in iter
    for x in it:
  File "/usr/lib/python3/dist-packages/pip/_internal/download.py",line 574,in resp_read
    decode_content=False):
  File "/usr/share/python-wheels/urllib3-1.24.1-py2.py3-none-any.whl/urllib3/response.py",line 494,in stream
    data = self.read(amt=amt,decode_content=decode_content)
  File "/usr/share/python-wheels/urllib3-1.24.1-py2.py3-none-any.whl/urllib3/response.py",line 442,in read
    data = self._fp.read(amt)
  File "/usr/share/python-wheels/CacheControl-0.11.7-py2.py3-none-any.whl/cachecontrol/filewrapper.py",line 63,in read
    self._close()
  File "/usr/share/python-wheels/CacheControl-0.11.7-py2.py3-none-any.whl/cachecontrol/filewrapper.py",line 50,in _close
    self.__callback(self.__buf.getvalue())
  File "/usr/share/python-wheels/CacheControl-0.11.7-py2.py3-none-any.whl/cachecontrol/controller.py",line 275,in cache_response
    self.serializer.dumps(request,response,body=body),File "/usr/share/python-wheels/CacheControl-0.11.7-py2.py3-none-any.whl/cachecontrol/serialize.py",line 86,in dumps
    data,separators=(",",":"),sort_keys=True,File "/usr/lib/python3.7/json/__init__.py",line 238,in dumps
    **kw).encode(obj)
  File "/usr/lib/python3.7/json/encoder.py",line 199,in encode
    chunks = self.iterencode(o,_one_shot=True)
  File "/usr/lib/python3.7/json/encoder.py",line 257,in iterencode
    return _iterencode(o,0)
MemoryError

解决方法

我没有发现问题，但是通过安装apt-get install python-opencv而不是python软件包管理器解决了我的问题

,

只需输入此代码

pip install opencv-python

如果您使用的是Jupiter笔记本，则可以使用此代码

!pip install opencv-python