Python Flask Course - Create A Complete Website > Basic Concept of Flask

Dependency and Packages in Flask

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Overview

In this Flask online course, we will be discussing the various flask dependencies and packages.

Flask is a microframework for Python that allows developers to create web applications quickly. It is known for its simplicity and extensibility.

A flask app can be created with just a few lines of code and it can be run on any platform - Linux, Windows, Mac OS X, etc. Flask also has an extensive set of extensions that can be used to build websites with additional features.

Flask’s dependencies are very flexible - it supports a wide range of database systems like MySQL, PostgreSQL, SQLite3, Redis and MongoDB. It also supports various web servers like Apache 2 and Nginx.

Many Flask packages are available on PyPi. Using these packages, developers can quickly and easily build their own Flask apps without having to worry about the underlying code. The most popular Flask package on PyPi is the Flask-WTF package which provides a set of utilities for working with HTML, CSS, and JavaScript from within a Python application.

The advantages of using Flask dependencies and packages are that they make it easier for developers to work with different frameworks such as Django or Pyramid. They also allow developers to share code among different projects while still having unique identities for each project.

When it comes to developing web applications, there are many ways to do so. However, one way that has been gaining popularity recently is the use of flask dependency and package manager. They're useful for not only developers but also for companies looking for a more efficient way to develop web applications.


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A dependency is a requirement of another program or module that must be met before it can run. In the case of flask, there are two types of dependencies:

1) Flask requires certain libraries to be installed and configured before it can function properly. These libraries are known as "dependencies."

2) Flask requires certain other modules to be imported into the project before it can function properly. These modules are known as "required imports."

In order to use flask, you need to have these dependencies installed on your system and have them configured correctly.

As web frameworks become more popular, it has become increasingly harder to find developers who can build projects with them. This has led to the rise of tools like Flask dependencies which helps developers create and manage their own projects using flask as the base framework.

The benefits of using Flask dependencies are that they provide an easy way for developers to create their own project templates and share them with others. They also provide a way for developers to share their knowledge about flask in the form of templates and tutorials.

A dependency is a relationship between two objects where one object needs the services of the other in order to function properly. In a Flask application, we can use dependencies to make our code more modular and reusable.

Dependencies are usually implemented by using import statements in our scripts or modules. They help us to avoid hard-coding values and instead rely on a centralized location for those values. Dependencies can also be used to make our applications more testable by avoiding hard-coded values that might change over time.

A flask package is a Python package that contains all the code needed to create an application. Flask packages are used in many different contexts, including web development and scientific computing. They are also used when creating an application with Flask, which is becoming more popular among developers.

There are many benefits of using a flask package to your business. Some of the benefits include:

- Cost effective - You don't need to invest in servers and extra hardware.

- Flexible - You can use the same codebase for multiple platforms like Android, iOS, Windows, Linux etc.

- Scalable - You can grow with your business as you are able to add more users easily without having to worry about scaling up or down.

- Easy deployment - There is no need for complex configuration or setup process. Just upload the code and it will be ready for use in minutes!

The Web Server Gateway Interface (WSGI, pronounced whiskey or WIZ-ghee) is a simple calling convention that allows web servers to pass requests to Python-based web applications and frameworks.

./pip install -e./pip install -e./pi This instructs pip to look in the current directory for setup.py and install it in editable or development mode. If you modify the metadata about the project, such as its dependencies, you'll only need to re-install if you make changes to your local code.

All of the software components required by your project in order for it to perform as intended and avoid runtime issues are referred to as dependencies. PyPI (the Python Package Index) is a repository of Python packages that can assist you with everything from data processing to machine learning to web development and more.

Gather a list of all dependencies with the pipdeptree programme, generate a requirements.txt file containing a list of all dependencies, and then download them with the pip download command. The setup.py file contains a list of a package's dependencies.

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Aditya Singh
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Great learning experience, can we get the slides used in the lecture ?

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prachi jadhav
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Good platform to learn

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Er Komal Gupta
5

very nice understandable....thanku mam

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Ayush Kumar Tatia
5

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Swastik Swayambhu
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Nice

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vineet kashyap
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This is the best course. The way of teaching really appreciable. I would like to watch next course of Rupal Shah like Django if She makes a course in Django with this much details.

Manish Kumar
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It is a good course for students.

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Humayan Al Rosid
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Good Course

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Mohini Patole
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it was very informative for me Thank you

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Rutuja Nikam
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Excellent

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Course Content

  1. Introduction
    15m 38s
  2. Installation of Python and Flask
    15m 1s

  1. Basics of Flask Framework
    19m 25s
  2. Dependency and Packages in Flask
    14m
  3. WSGI Server for Flask
    9m 10s
  4. WerkZeug in Flask
    11m 37s
  5. Jinja2 Template
    10m 47s

  1. Understanding Flask Functions
    21m 12s
  2. Server Start UP
    15m 54s
  3. A Demo Application
    22m 37s

  1. Understanding Routing
    25m 38s
  2. Route Parameter Passing
    21m 2s
  3. URL Building
    14m 44s
  4. Types of Route Responses
    27m 33s
  5. HTTP Methods
    16m 25s
  6. Assignment : Routers
    1m

  1. The Jinja2 Template
    21m 27s
  2. Inheritance of Templates
    29m 14s
  3. Variables and Filters
    26m 8s
  4. Control Structures
    13m 39s
  5. Static Files
    20m 18s
  6. Assignment : Templates
    1m 25s

  1. Flask Request Object
    16m 17s
  2. Using Query Argument in Flask
    27m 35s
  3. Using Form Data in Flask
    17m 5s
  4. Using JSON Data in Flask
    21m 43s
  5. Assignment : Request Object
    1m 47s

  1. Basics of Session Handling
    14m 56s
  2. Session Handling with Cookies
    26m 5s
  3. Session Handling with Session
    12m 17s
  4. Demo of Session Handling with Session
    17m 30s
  5. Assignment : Session Handling
    2m 36s

  1. HTTP Status Codes
    22m 39s
  2. Redirection in Flask
    21m 53s
  3. Custom Error Page in Flask
    18m 47s
  4. Assignment : HTTP StatusCodes, Redirection and Error pages
    2m 38s

  1. SQLite Introduction and Installation
    13m 9s
  2. SQLite APIs - Database and Table Creation
    18m 54s
  3. Create Operation using SQLite CRUD
    25m 13s
  4. Read Operation using SQLite CRUD
    10m 29s
  5. Delete Operation using SQLite CRUD
    16m 8s
  6. Update Operation using SQLite CRUD
    19m 24s
  7. Flask_SQLAlchemy Introduction and Installation
    15m 55s
  8. Flask_SQLAlchemy CRUD Operation
    33m 12s
  9. Assignment : Database Connection
    2m 44s

  1. User Blog Introduction
    46m 52s
  2. Register
    20m 10s
  3. Login
    13m 48s
  4. Logout
    11m 1s
  5. Create Blog
    34m 34s
  6. Blog Filter & Search
    12m 39s
  7. Blog Update & Delete
    17m 45s
  8. View All Blogs
    11m 46s
  9. View Blog
    20m 16s
  10. Blog Comments and Rating
    28m 22s

  1. Course Summary
    16m 5s

  1. Interview Questions
    8m 43s

  1. Career Guideline
    6m 47s
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