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Mamba

Compared to conda, mamba is faster but larger.

micromamba

  • micromamba is a tiny version of the mamba package manager

  • micromamba supports a subset of all mamba or conda commands

show available versions

mamba search -c conda-forge pyarrow
mamba show conda-forge/pyarrow

update

Note: Installing the conda or mamba package in anywhere other than base will lead to surprising behavior.

mamba update -n base mamba
mamba install -n base 'mamba>=1.0'

list env

mamba env list

create env

mamba create --name dev python=3.11
# to activate dev by default, in the end of .bashrc add
mamba activate dev
# then
source ~/.bashrc

install package

mamba install scipy black numpy pandas -y
mamba install sqlalchemy=1.* #install latest version of 1.x

update package

mamba update pandas -y

remove package

mamba remove pandas

clear cache

mamba clean --all

error: SSL certificate not OK

in .condarc, we should delete this line

ssl_verify: C:\Users\usr\conda-envs\my.crt