import copy new_list = copy.copy(old_list) This is a little slower than list() because it has to find out the datatype of old_list first. If you need to copy the elements of the list as well, use …

I am working with two files, and I need to copy a few lines from one file and paste them into another file. I know how to copy (yy) and paste (p) in the same file. But that doesn't work for …

Jan 25, 2011 · To get a fully independent copy of an object you can use the copy.deepcopy() function. For more details about shallow and deep copying please refer to the other answers to …

The copy module does not use the copy_reg registration module. In order for a class to define its own copy implementation, it can define special methods __copy__() and __deepcopy__(). The …

How do I copy a file in Python? copy2(src,dst) is often more useful than copyfile(src,dst) because: it allows dst to be a directory (instead of the complete target filename), in which case the …

My answer is specifically about copy-pasting into the standard python shell (only tested on linux). Depending on where the code comes from and how it is originally formatted the whitespace …

This answer explains copy by reference vs copy by value. Shallow copy vs deep copy is a concept that applies to collections. See this answer and this answer.

You should check the ADD and COPY documentation for a more detailed description of their behaviors, but in a nutshell, the major difference is that ADD can do more than COPY: ADD …

copy copy.copy() copy.deepcopy() copy() is a shallow copy function. If the given argument is a compound data structure, for instance a list, then Python will create another object of the same …

This will copy the file some-file.txt in the directory /root on your host machine into the Docker container named some-docker-container into the directory /root. It is very close to the secure …