Activate virtual environment python

  1. python
  2. linux


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python

I'm on Windows 8, using Anaconda 1.7.5 64bit. I created a new Anaconda environment with conda create -p ./test python=2.7 pip from C:\Pr\TEMP\venv\. This worked well (there is a folder with a new python distribution). conda tells me to type activate C:\PR\TEMP\venv\test to activate the environment, however this returns: No environment named "C:\PR\temp\venv\test" exists in C:\PR\Anaconda\envs How can I activate the environment? What am I doing wrong? If this happens you would need to set the PATH for your environment (so that it gets the right Python from the environment and Scripts\ on Windows). Imagine you have created an environment called py33 by using: conda create -n py33 python=3.3 anaconda Here the folders are created by default in Anaconda\envs, so you need to set the PATH as: set PATH=C:\Anaconda\envs\py33\Scripts;C:\Anaconda\envs\py33;%PATH% Now it should work in the command window: activate py33 The line above is the Windows equivalent to the code that normally appears in the tutorials for Mac and Linux: $ source activate py33 More info: Note that the command for activating an environment has changed in Conda version 4.4. The recommended way of activating an environment is now conda activate myenv instead of source activate myenv. To enable the new syntax, you should modify your .bashrc file. The line that currently reads something like export PATH="/bin:$PATH" Should be changed to . /etc/profile.d/conda.sh This only adds the conda command to the path, but does...

linux

Closed 9 days ago. I looked up few documentation and utilizing venv package, i'm tyring to create a virtual environment programatically,then activate it and install libraries to run my script . however , when i try this (sample below) , in my mac, it doesn't work and i get error => bash: source ven/bin/activate: No such file or directory. import os import subprocess import venv v_name = "ven" # Create the virtual environment builder = venv.EnvBuilder(system_site_packages=False, clear=True, symlinks=False, upgrade=False, with_pip=True) builder.create(v_name ) #activate virtual_path = os.path.join(v_name , "bin", "activate") subprocess.call([f"bash", f"source "]) To activate a virtual environment programmatically, you can use the activate_this.py script that comes with virtual environments in Python. Here's an updated version of your code: import os import subprocess import venv v_name = "ven" # Create the virtual environment builder = venv.EnvBuilder(system_site_packages=False, clear=True, symlinks=False, upgrade=False, with_pip=True) builder.create(v_name) # Activate the virtual environment activate_path = os.path.join(v_name, "bin", "activate_this.py") exec(open(activate_path).read(), ) # Install libraries or run your script within the activated virtual environment subprocess.call(["pip", "install", "library_name"]) # Example: Install a library # Run your script or perform other tasks within the activated virtual environment subprocess.call(["python", "your_script.py"]) #...