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doc: Use sys.version_info for determine Python Major.Minor #38372

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Mar 22, 2024
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doc: Use sys.version_info for determine Python Major.Minor #38372

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6 changes: 3 additions & 3 deletions docs/apache-airflow/installation/installing-from-pypi.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -249,7 +249,7 @@ a one-liner (the example below installs Postgres and Google providers, as well a
:substitutions:

AIRFLOW_VERSION=|version|
PYTHON_VERSION="$(python --version | cut -d " " -f 2 | cut -d "." -f 1-2)"
PYTHON_VERSION="$(python -c 'import sys; print(f"{sys.version_info.major}.{sys.version_info.minor}")')"
CONSTRAINT_URL="https://raw.githubusercontent.com/apache/airflow/constraints-${AIRFLOW_VERSION}/constraints-${PYTHON_VERSION}.txt"
pip install "apache-airflow[async,postgres,google]==${AIRFLOW_VERSION}" --constraint "${CONSTRAINT_URL}"

Expand All @@ -268,7 +268,7 @@ released and tested together when the version of Airflow you are installing was
:substitutions:

AIRFLOW_VERSION=|version|
PYTHON_VERSION="$(python --version | cut -d " " -f 2 | cut -d "." -f 1-2)"
PYTHON_VERSION="$(python -c 'import sys; print(f"{sys.version_info.major}.{sys.version_info.minor}")')"
CONSTRAINT_URL="https://raw.githubusercontent.com/apache/airflow/constraints-${AIRFLOW_VERSION}/constraints-${PYTHON_VERSION}.txt"
pip install "apache-airflow[postgres,google]==${AIRFLOW_VERSION}" --constraint "${CONSTRAINT_URL}"

Expand Down Expand Up @@ -324,7 +324,7 @@ dependencies compatible with just airflow core at the moment Airflow was release
:substitutions:

AIRFLOW_VERSION=|version|
PYTHON_VERSION="$(python --version | cut -d " " -f 2 | cut -d "." -f 1-2)"
PYTHON_VERSION="$(python -c 'import sys; print(f"{sys.version_info.major}.{sys.version_info.minor}")')"
# For example: 3.8
CONSTRAINT_URL="https://raw.githubusercontent.com/apache/airflow/constraints-${AIRFLOW_VERSION}/constraints-no-providers-${PYTHON_VERSION}.txt"
# For example: https://raw.githubusercontent.com/apache/airflow/constraints-|version|/constraints-no-providers-3.8.txt
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2 changes: 1 addition & 1 deletion docs/apache-airflow/start.rst
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Expand Up @@ -62,7 +62,7 @@ constraint files to enable reproducible installation, so using ``pip`` and const

# Extract the version of Python you have installed. If you're currently using a Python version that is not supported by Airflow, you may want to set this manually.
# See above for supported versions.
PYTHON_VERSION="$(python --version | cut -d " " -f 2 | cut -d "." -f 1-2)"
PYTHON_VERSION="$(python -c 'import sys; print(f"{sys.version_info.major}.{sys.version_info.minor}")')"

CONSTRAINT_URL="https://raw.githubusercontent.com/apache/airflow/constraints-${AIRFLOW_VERSION}/constraints-${PYTHON_VERSION}.txt"
# For example this would install |version| with python 3.8: https://raw.githubusercontent.com/apache/airflow/constraints-|version|/constraints-3.8.txt
Expand Down