ubuntu 安装pyqt5 和卸载pyQt5

安装pyqt5

[email protected]:~/Downloads/PyQt5_gpl-5.12.2$ python3 -m pip install PyQt5
Collecting PyQt5
  Downloading https://files.pythonhosted.org/packages/6a/f4/6a63aafcee3efd2b156dc835d9c85ca99b24e80f8af89b6da5c46054fe43/PyQt5-5.12.2-5.12.3-cp35.cp36.cp37.cp38-abi3-manylinux1_x86_64.whl (61.5MB)
    100% |████████████████████████████████| 61.5MB 18kB/s 
Collecting PyQt5_sip<13,>=4.19.14 (from PyQt5)
  Downloading https://files.pythonhosted.org/packages/08/19/ef6b97cfdbb8f9312d71388384f572706e40bf88f07fffb0fc64846b4a36/PyQt5_sip-4.19.17-cp35-cp35m-manylinux1_x86_64.whl (67kB)
    100% |████████████████████████████████| 71kB 107kB/s 
Installing collected packages: PyQt5-sip, PyQt5
Successfully installed PyQt5-5.12.2 PyQt5-sip-4.19.17
You are using pip version 8.1.1, however version 19.1.1 is available.
You should consider upgrading via the 'pip install --upgrade pip' command.
[email protected]:~/Downloads/PyQt5_gpl-5.12.2$ 

查看python 所有的安装包

>>> import sys
>>> sys.modules.keys()
dict_keys(['problem_report', '_bz2', 'email.feedparser', 'email.mime', 'base64', 'select', 'tarfile', '__future__', '_compat_pickle', 'importlib.util', 'mpl_toolkits', 'json.scanner', 'signal', 'json', 're', 'subprocess', 'ipaddress', 'configparser', '_functools', 'bz2', 'uu', 'pyexpat', 'copyreg', '__main__', 'selectors', 'apt.package', 'PyQt5', 'xml', 'pyexpat.errors', '_json', '_thread', 'email.message', 'apt.cdrom', 'calendar', 'importlib.abc', 'textwrap', 'random', 'email.mime.text', 'email._encoded_words', 'email._parseaddr', 'shutil', 'atexit', 'sre_parse', '_frozen_importlib_external', 'importlib.machinery', '_compression', 'zlib', 'copy', 'fcntl', '_weakref', 'sitecustomize', 'collections.abc', 'apport_python_hook', 'email.header', 'email.errors', '_io', '_operator', 'email.encoders', '_string', 'contextlib', '_frozen_importlib', '_pickle', 'apt.cache', 'token', '_signal', '_collections_abc', 'email._policybase', 'apt.progress', 'encodings.utf_8', 'genericpath', '_hashlib', 'heapq', '_socket', '_stat', 'site', 'sysconfig', 'xml.dom.minicompat', 'socket', '_struct', 'string', 'email.charset', 'importlib', 'pyexpat.model', 'gzip', 'codecs', '_warnings', 'apport.packaging_impl', 'threading', 'encodings', 'builtins', 'enum', 'binascii', 'http', 'itertools', 'operator', '_ssl', 'xml.parsers.expat', '_datetime', 'glob', '_locale', '_random', 'apport.fileutils', 'xml.dom.NodeFilter', '_posixsubprocess', 'abc', 'urllib.error', 'datetime', 'sre_constants', 'json.encoder', 'encodings.aliases', 'reprlib', '_weakrefset', 'json.decoder', 'importlib._bootstrap_external', 'sre_compile', 'email.mime.base', 'email.parser', 'math', 'keyword', 'encodings.latin_1', 'linecache', '_heapq', 'urllib', 'apport', 'tokenize', 'importlib._bootstrap', 'urllib.response', 'xml.parsers.expat.errors', 'apport.report', 'apport.packaging', 'posixpath', 'gettext', 'xml.dom.xmlbuilder', 'xml.dom', 'pwd', 'os', '_sysconfigdata_m', '_sitebuiltins', 'errno', 'xml.parsers.expat.model', 'os.path', '_sysconfigdata', '_sre', 'email.mime.multipart', 'collections', 'apt.progress.base', 'traceback', 'apt', 'io', 'weakref', 'urllib.request', 'hashlib', 'email.iterators', 'quopri', 'http.client', 'zipimport', '_imp', 'sys', 'rlcompleter', '_bootlocale', 'locale', 'urllib.parse', 'fnmatch', 'tempfile', 'xml.dom.domreg', '_codecs', 'bisect', 'email.utils', 'email.mime.nonmultipart', '_bisect', 'stat', 'warnings', 'ssl', 'functools', 'email', 'grp', '_lzma', 'email.quoprimime', 'struct', 'apt.progress.text', 'time', 'xml.parsers', 'email.base64mime', 'apt_pkg', 'pickle', 'imp', 'types', 'xml.dom.minidom', 'lzma', 'marshal', '_collections', 'readline', 'posix'])
>>> 

删除pyqt5安装包

[email protected]:~$ sudo python3 -m pip uninstall PyQt5
[sudo] password for wind: 
WARNING: The directory '/home/wind/.cache/pip/http' or its parent directory is not owned by the current user and the cache has been disabled. Please check the permissions and owner of that directory. If executing pip with sudo, you may want sudo's -H flag.
Uninstalling PyQt5-5.12.2:
  Would remove:
    /home/wind/.local/bin/pylupdate5
    /home/wind/.local/bin/pyrcc5
    /home/wind/.local/bin/pyuic5
    /home/wind/.local/lib/python3.5/site-packages/PyQt5-5.12.2.dist-info/*
    /home/wind/.local/lib/python3.5/site-packages/PyQt5/*
  Would not remove (might be manually added):
    /home/wind/.local/lib/python3.5/site-packages/PyQt5/sip.so
Proceed (y/n)? y
  Successfully uninstalled PyQt5-5.12.2
[email protected]:~$