Попытки выполнить пример скрипта flightaware python не удаются :
Users-MacBook-Air:FlightAwareXML3 user$ python flightawareXML01.py
Traceback (most recent call last):
File "flightawareXML01.py", line 9, in <module> import requests
Попытка установить запросы через pip не удалась:
# sudo pip install requests
ImportError: No module named requests
Users-MacBook-Air:FlightAwareXML3 user$ sudo pip install requests
Password:
The directory '/Users/user/Library/Caches/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.
The directory '/Users/user/Library/Caches/pip' or its parent directory is not owned by the current user and caching wheels has been disabled. check the permissions and owner of that directory. If executing pip with sudo, you may want sudo's -H flag.
Collecting requests
Could not fetch URL https://pypi.python.org/simple/requests/: There was a problem confirming the ssl certificate: [SSL: TLSV1_ALERT_PROTOCOL_VERSION] tlsv1 alert protocol version (_ssl.c:590) - skipping
Could not find a version that satisfies the requirement requests (from versions: )
No matching distribution found for requests
Users-MacBook-Air:FlightAwareXML3 user$ pip --version
ВОПРОС
Сертификат SSL препятствует установке запросов ?
Очевидно, на Mac установлены две версии Python:
pip 9.0.1 from /Library/Python/2.7/site-packages (python 2.7)
Users-MacBook-Air:FlightAwareXML3 user$ pip3 --version
pip 8.0.2 from /usr/local/lib/python3.5/site-packages (python 3.5)
Users-MacBook-Air:FlightAwareXML3 user$ which python
/usr/bin/python
Попытайтесь установить через pip3:
Users-MacBook-Air:FlightAwareXML3 user$ sudo pip3 install requests
Password:
The directory '/Users/user/Library/Caches/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.
The directory '/Users/user/Library/Caches/pip' or its parent directory is not owned by the current user and caching wheels has been disabled. check the permissions and owner of that directory. If executing pip with sudo, you may want sudo's -H flag.
Collecting requests
Downloading https://files.pythonhosted.org/packages/49/df/50aa1999ab9bde74656c2919d9c0c085fd2b3775fd3eca826012bef76d8c/requests-2.18.4-py2.py3-none-any.whl (88kB)
100% |████████████████████████████████| 90kB 94kB/s
Collecting chardet<3.1.0,>=3.0.2 (from requests)
Downloading https://files.pythonhosted.org/packages/bc/a9/01ffebfb562e4274b6487b4bb1ddec7ca55ec7510b22e4c51f14098443b8/chardet-3.0.4-py2.py3-none-any.whl (133kB)
100% |████████████████████████████████| 135kB 102kB/s
Collecting certifi>=2017.4.17 (from requests)
Downloading https://files.pythonhosted.org/packages/7c/e6/92ad559b7192d846975fc916b65f667c7b8c3a32bea7372340bfe9a15fa5/certifi-2018.4.16-py2.py3-none-any.whl (150kB)
100% |████████████████████████████████| 151kB 130kB/s
Collecting idna<2.7,>=2.5 (from requests)
Downloading https://files.pythonhosted.org/packages/27/cc/6dd9a3869f15c2edfab863b992838277279ce92663d334df9ecf5106f5c6/idna-2.6-py2.py3-none-any.whl (56kB)
100% |████████████████████████████████| 57kB 137kB/s
Collecting urllib3<1.23,>=1.21.1 (from requests)
Downloading https://files.pythonhosted.org/packages/63/cb/6965947c13a94236f6d4b8223e21beb4d576dc72e8130bd7880f600839b8/urllib3-1.22-py2.py3-none-any.whl (132kB)
100% |████████████████████████████████| 135kB 163kB/s
Installing collected packages: chardet, certifi, idna, urllib3, requests
Successfully installed certifi-2018.4.16 chardet-3.0.4 idna-2.6 requests-2.18.4 urllib3-1.22
You are using pip version 8.0.2, however version 10.0.1 is available.
You should consider upgrading via the 'pip install --upgrade pip' command.
Попытайтесь запустить скрипт Python:
Users-MacBook-Air:FlightAwareXML3 user$ python flightawareXML01.py
Traceback (most recent call last):
File "flightawareXML01.py", line 9, in <module>
import requests # sudo pip install requests
ImportError: No module named requests
Вопросы:
- Выполняется ли файл .py в Python 2.7 или 3?
- Как диагностировать основную причину / корректирующее действие при сбоях установки pip?
ОБНОВЛЕНИЕ
Успешно работает скрипт Python с Python3
python3 flightawareXML01.py
Python 2.7 результаты запроса openSSL:
Users-MacBook-Air:FlightAwareXML3 user$ python3 -c "import ssl; print(ssl.OPENSSL_VERSION)"
OpenSSL 1.0.2g 1 Mar 2016
Users-MacBook-Air:FlightAwareXML3 user$ python -c "import ssl; print(ssl.OPENSSL_VERSION)"
OpenSSL 0.9.8zh 14 Jan 2016