我使用的是Python2.7，如果我試圖安裝Matplotlib，如果我使用“pip install Matplotlib”，就會出現這個錯誤Exception:

Traceback (most recent call last):

File "/usr/local/lib/python2.7/dist-packages/pip/basecommand.py", line 232, in main

status = self.run(options, args)

File "/usr/local/lib/python2.7/dist-packages/pip/commands/install.py", line 339, in run

requirement_set.prepare_files(finder)

File "/usr/local/lib/python2.7/dist-packages/pip/req/req_set.py", line 355, in prepare_files

do_download, session=self.session,

File "/usr/local/lib/python2.7/dist-packages/pip/download.py", line 782, in unpack_url

session,

File "/usr/local/lib/python2.7/dist-packages/pip/download.py", line 667, in unpack_http_url

from_path, content_type = _download_http_url(link, session, temp_dir)

File "/usr/local/lib/python2.7/dist-packages/pip/download.py", line 843, in _download_http_url

_download_url(resp, link, content_file)

File "/usr/local/lib/python2.7/dist-packages/pip/download.py", line 615, in _download_url

for chunk in progress_indicator(resp_read(4096), 4096):

File "/usr/local/lib/python2.7/dist-packages/pip/utils/ui.py", line 46, in iter

for x in it:

File "/usr/local/lib/python2.7/dist-packages/pip/download.py", line 580, in resp_read

decode_content=False):

File "/usr/local/lib/python2.7/dist-packages/pip/_vendor/requests/packages/urllib3/response.py", line 256, in stream

data = self.read(amt=amt, decode_content=decode_content)

File "/usr/local/lib/python2.7/dist-packages/pip/_vendor/requests/packages/urllib3/response.py", line 186, in read

data = self._fp.read(amt)

File "/usr/local/lib/python2.7/dist-packages/pip/_vendor/cachecontrol/filewrapper.py", line 54, in read

self.__callback(self.__buf.getvalue())

File "/usr/local/lib/python2.7/dist-packages/pip/_vendor/cachecontrol/controller.py", line 205, in cache_response

self.serializer.dumps(request, response, body=body),

File "/usr/local/lib/python2.7/dist-packages/pip/_vendor/cachecontrol/serialize.py", line 81, in dumps

).encode("utf8"),

MemoryError"

可能是什么問題？

我用的是覆盆子皮2和16gb的SD卡。我仍然有8gb的數據，但仍然得到這個錯誤。

請幫忙