###### tags: `python` # virtual env ### Install virtual env ```python= python3 -m pip install --user virtualenv pip install virtualenv ``` ### create virtual env ```python= python3 -m venv env ``` ### Activate virtual env ```python= source env/bin/activate ``` ### Installing packages ```python= python3 -m pip install requests ``` #### create requirements.txt file: ```python= pip freeze > requirements.txt ``` #### from requirements.txt file: ```python= pip install -r requirements.txt ``` #### Google Service Account Activation ```she GOOGLE_APPLICATION_CREDENTIALS=../../develop_fullaccess-sevice-account.json ```` #### Google Python SDK installation https://cloud.google.com/python/docs/setup