[FreeBSD] Installing and using Python's virtualenv using Python3
1. Installing Python3.
2. Installing Python packages tool.
3.Installing virtualenv
4. Installing virtualenvwrapper
5. Configure Shell Startup File
Create a bash startup file, if it doesn't already exist.
Updating profile
Add three lines to your shell startup file(.bashrc).
6. Command Reference
$ sudo pkg install python36
Updating FreeBSD repository catalogue...
FreeBSD repository is up to date.
All repositories are up to date.
The following 2 package(s) will be affected (of 0 checked):
New packages to be INSTALLED:
python36: 3.6.4
libffi: 3.2.1_2
Number of packages to be installed: 2
The process will require 103 MiB more space.
15 MiB to be downloaded.
Proceed with this action? [y/N]: y
[1/2] Fetching python36-3.6.4.txz: 100% 15 MiB 15.5MB/s 00:01
[2/2] Fetching libffi-3.2.1_2.txz: 100% 34 KiB 35.3kB/s 00:01
Checking integrity... done (0 conflicting)
[1/2] Installing libffi-3.2.1_2...
[1/2] Extracting libffi-3.2.1_2: 100%
[2/2] Installing python36-3.6.4...
Extracting python36-3.6.4: 100%
Message from python36-3.6.4:
===========================================================================
Note that some standard Python modules are provided as separate ports
as they require additional dependencies. They are available as:
py36-gdbm databases/py-gdbm@py36
py36-sqlite3 databases/py-sqlite3@py36
py36-tkinter x11-toolkits/py-tkinter@py36
===========================================================================
2. Installing Python packages tool.
$ sudo pkg install py36-pip
Updating FreeBSD repository catalogue...
FreeBSD repository is up to date.
All repositories are up to date.
The following 2 package(s) will be affected (of 0 checked):
New packages to be INSTALLED:
py36-pip: 9.0.1
py36-setuptools: 36.5.0
Number of packages to be installed: 2
The process will require 15 MiB more space.
3 MiB to be downloaded.
Proceed with this action? [y/N]: y
[1/2] Fetching py36-pip-9.0.1.txz: 100% 2 MiB 2.6MB/s 00:01
[2/2] Fetching py36-setuptools-36.5.0.txz: 100% 469 KiB 480.2kB/s 00:01
Checking integrity... done (0 conflicting)
[1/2] Installing py36-setuptools-36.5.0...
[1/2] Extracting py36-setuptools-36.5.0: 100%
[2/2] Installing py36-pip-9.0.1...
Extracting py36-pip-9.0.1: 100%
Message from py36-setuptools-36.5.0:
*******************************************************************
Only /usr/local/bin/easy_install-3.6 script has been installed
since Python 3.6 is not the default Python version.
*******************************************************************
Message from py36-pip-9.0.1:
============================== !!!! WARNING !!!! ==========================
pip MUST ONLY be used:
* With the --user flag, OR
* To install or manage Python packages in virtual environments
Failure to follow this warning can and will result in an inconsistent
system-wide Python environment (LOCALBASE/lib/pythonX.Y/site-packages) and
cause errors.
Avoid using pip as root unless you know what you're doing.
============================== !!!! WARNING !!!! ==========================
3.Installing virtualenv
$ sudo pip-3.6 install virtualenv
Collecting virtualenv
Downloading virtualenv-15.1.0-py2.py3-none-any.whl (1.8MB)
100% |################################| 1.8MB 316kB/s
Installing collected packages: virtualenv
Successfully installed virtualenv-15.1.0
4. Installing virtualenvwrapper
$ sudo pip-3.6 install virtualenvwrapper
Collecting virtualenvwrapper
Downloading virtualenvwrapper-4.8.2-py2.py3-none-any.whl
Collecting virtualenv-clone (from virtualenvwrapper)
Downloading virtualenv-clone-0.2.6.tar.gz
Collecting stevedore (from virtualenvwrapper)
Downloading stevedore-1.28.0-py2.py3-none-any.whl
Requirement already satisfied: virtualenv in /usr/local/lib/python3.6/site-packages (from virtualenvwrapper)
Collecting pbr!=2.1.0,>=2.0.0 (from stevedore->virtualenvwrapper)
Downloading pbr-3.1.1-py2.py3-none-any.whl (99kB)
100% |################################| 102kB 3.3MB/s
Collecting six>=1.10.0 (from stevedore->virtualenvwrapper)
Downloading six-1.11.0-py2.py3-none-any.whl
Installing collected packages: virtualenv-clone, pbr, six, stevedore, virtualenvwrapper
Running setup.py install for virtualenv-clone ... done
Successfully installed pbr-3.1.1 six-1.11.0 stevedore-1.28.0 virtualenv-clone-0.2.6 virtualenvwrapper-4.8.2
5. Configure Shell Startup File
Create a bash startup file, if it doesn't already exist.
$ cp .shrc .bashrc
Updating profile
$ echo 'source ~/.bashrc' >> .profile
Add three lines to your shell startup file(.bashrc).
export VIRTUALENVWRAPPER_PYTHON=/usr/local/bin/python3.6
export WORKON_HOME=$HOME/.virtualenvs
export PROJECT_HOME=$HOME/.workspace
source /usr/local/bin/virtualenvwrapper.sh
6. Command Reference
- rmvirtualenv Remove an environment, in the WORKON_HOME.
- mkproject Create a new virtualenv in the WORKON_HOME and project directory in PROJECT_HOME.
- cdproject Change the current working directory to the one specified as the project directory for the active virtualenv.
- cdsitepackages Change the current working directory to the site-packages for $VIRTUAL_ENV.
- cdvirtualenv Change the current working directory to $VIRTUAL_ENV.
- deactivate Switch from a virtual environment to the system-installed version of Python.
- workon List or change working virtual environments.
- virtualenvwrapper Print a list of commands and their descriptions as basic help output.
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