What is the usage scenario of python dictionary

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Application scenario

The main contents are as follows: 1. Use multiple key values to store the relevant information describing an object and describe more complex data information.

2. Place multiple dictionaries in a list, then traverse them, and do the same for each dictionary in the loop body.

Example

Card_list = [{"name": "Zhang San", "qq": "12345", "phone": "110"}, {"name": "Li Si", "qq": "54321", "phone": "10086"}] what are the advantages of Python 1. Easy to use Compared with traditional languages such as Python, Java, C# and so on, Python has less strict requirements on code format.

2. Python is open source, everyone can see the source code, and it can be ported to many platforms.

3. Python is object-oriented, which can support both process-oriented programming and object-oriented programming.

4. Python is an interpretive language. Programs written by Python do not need to be compiled into binary code and can be run directly from the source code.

5. Python has powerful functions, has many modules, and can basically achieve all the common functions.

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