python - Error Installing Packages in jupyter -

i open jupiter notebook through anaconda. in kernel, choose conda packages, package seaborn, install.

here got error:

error installing packages error occurred while installing packages.

traceback (most recent call last): file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\requests\packages\urllib3\connectionpool.py", line 595, in urlopen chunked=chunked) file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\requests\packages\urllib3\connectionpool.py", line 352, in _make_request self._validate_conn(conn) file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\requests\packages\urllib3\connectionpool.py", line 831, in _validate_conn conn.connect() file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\requests\packages\urllib3\connection.py", line 289, in connect ssl_version=resolved_ssl_version) file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\requests\packages\urllib3\util\ssl_.py", line 308, in ssl_wrap_socket return context.wrap_socket(sock, server_hostname=server_hostname) file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\ssl.py", line 377, in wrap_socket _context=self) file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\ssl.py", line 752, in init self.do_handshake() file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\ssl.py", line 988, in do_handshake self._sslobj.do_handshake() file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\ssl.py", line 633, in do_handshake self._sslobj.do_handshake() ssl.sslerror: [ssl: certificate_verify_failed] certificate verify failed (_ssl.c:645) during handling of above exception, exception occurred: traceback (most recent call last): file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\requests\adapters.py", line 423, in send timeout=timeout file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\requests\packages\urllib3\connectionpool.py", line 621, in urlopen raise sslerror(e) requests.packages.urllib3.exceptions.sslerror: [ssl: certificate_verify_failed] certificate verify failed (_ssl.c:645) during handling of above exception, exception occurred: traceback (most recent call last): file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\conda\fetch.py", line 377, in download resp = session.get(url, stream=true, proxies=session.proxies, timeout=(3.05, 27)) file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\requests\sessions.py", line 488, in return self.request('get', url, **kwargs) file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\requests\sessions.py", line 475, in request resp = self.send(prep, **send_kwargs) file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\requests\sessions.py", line 596, in send r = adapter.send(request, **kwargs) file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\requests\adapters.py", line 497, in send raise sslerror(e, request=request) requests.exceptions.sslerror: [ssl: certificate_verify_failed] certificate verify failed (_ssl.c:645) during handling of above exception, exception occurred: traceback (most recent call last): file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\conda\cli\install.py", line 405, in install execute_actions(actions, index, verbose=not context.quiet) file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\conda\plan.py", line 643, in execute_actions inst.execute_instructions(plan, index, verbose) file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\conda\instructions.py", line 134, in execute_instructions cmd(state, arg) file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\conda\instructions.py", line 47, in fetch_cmd fetch_pkg(state['index'][arg + '.tar.bz2']) file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\conda\fetch.py", line 336, in fetch_pkg download(url, path, session=session, md5=info['md5'], urlstxt=true) file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\conda\fetch.py", line 403, in download raise condaruntimeerror(msg) conda.exceptions.condaruntimeerror: runtime error: connection error: [ssl: certificate_verify_failed] certificate verify failed (_ssl.c:645): https://repo.continuum.io/pkgs/free/win-64/conda-env-2.6.0-0.tar.bz2 during handling of above exception, exception occurred: traceback (most recent call last): file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\conda\exceptions.py", line 473, in conda_exception_handler return_value = func(*args, **kwargs) file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\conda\cli\main.py", line 144, in _main exit_code = args.func(args, p) file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\conda\cli\main_install.py", line 80, in execute install(args, parser, 'install') file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\conda\cli\install.py", line 422, in install raise condasystemexit('exiting', e) file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\contextlib.py", line 77, in exit self.gen.throw(type, value, traceback) file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\conda\cli\common.py", line 573, in json_progress_bars yield file "c:\users\jack.ma\appdata\local\continuum\anaconda3\lib\site-packages\conda\cli\install.py", line 420, in install raise condaruntimeerror('runtimeerror: %s' % e) conda.exceptions.condaruntimeerror: runtime error: runtimeerror: runtime error: connection error: [ssl: certificate_verify_failed] certificate verify failed (_ssl.c:645): https://repo.continuum.io/pkgs/free/win-64/conda-env-2.6.0-0.tar.bz2