In this step-by-step tutorial, you'll build a neural network from scratch as an introduction to the world of artificial intelligence (AI) in Python. You'll learn how to train your neural network and make accurate predictions based on a given dataset.
In the preceding code block, you first import theFlaskobject from theflaskpackage. You then use it to create your Flask application instance with the nameapp. You pass the special variable__name__that holds the name of the current Python module. It’s used to ...
The actual source code for your website -- the python and html files you write don't need to and probably should not be placed in the same folder as your virtualenv. Instead, to call it, either use the full path (eg:~/my_env/python ~/my_site/run.py) or if you have "activated ...
Create the mongodb client by adding the following: Python Code Snippet 1 from pymongo import MongoClient 2 def get_database(): 3 4 # Provide the mongodb atlas url to connect python to mongodb using pymongo 5 CONNECTION_STRING = "mongodb+srv://user:pass@cluster.mongodb.net/myFirstData...
Theexec()function provides an alternative way to run your scripts from inside your code: Python >>>withopen("hello.py")ashello:...exec(hello.read())...Hello, World! In this example, you use thewithstatementto open thehello.pyfile for reading. Then, you read the file’s content with...
Now we can proceed to create virtual environments We will create a virtual environment named myenv. How to create Virtual Environment if you have two different versions of Python installed in your machine? To create a Virtual Environment forPython 2.xdo the following ...
How to Package a Python Library Now that we have our code and tests, let's package it all into a proper library. Python provides an easy way via the setup module. You create a file calledsetup.pyin your package's root directory. ...
For loops provide a means to control the number of times your code performs a task. This can be a range, or iterating over items in an object. In this how to we will go through the steps to create your own projects using for loops.
python-mvenvmy_env Copy Using thepythoncommand, we will run thevenvlibrary module to create the virtual environment that in this case we have calledmy_env. Essentially,venvsets up a new directory that contains a few items which we can view with thelscommand: ...
After setting up your Anaconda distribution, open up your command prompt and typeconda create envnameto create a conda's virtual environment. For Windows users, conda isn't available for direct use in the command line. You'll have to call it from the batch file usingconda.bat create envnam...