The problem of changing Python float into double

  1. question: why does float automatically change to double
  2. as shown in the following figure

    clipboard.png

  3. Why does it become double when it is added to 2.3?
Nov.05,2021

python.org/3/tutorial/floatingpoint.html" rel=" nofollow noreferrer "> https://docs.python.org/3/tut.

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MySQL Errno : 1021
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