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The following commit(s) were added to refs/heads/main by this push:
     new 8b3cad9131 GH-46899: [CI][Dev] Fix shellcheck errors in the 
ci/scripts/install_numba.sh (#46900)
8b3cad9131 is described below

commit 8b3cad9131512bc2329e166fde769f3c19147e11
Author: Hiroyuki Sato <[email protected]>
AuthorDate: Wed Jun 25 16:55:52 2025 +0900

    GH-46899: [CI][Dev] Fix shellcheck errors in the 
ci/scripts/install_numba.sh (#46900)
    
    ### Rationale for this change
    
    This is the sub issue #44748.
    
    ```
    % shellcheck ci/scripts/install_numba.sh
    
    In ci/scripts/install_numba.sh line 30:
      . "${ARROW_PYTHON_VENV}/bin/activate"
        ^-- SC1091 (info): Not following: ./bin/activate: openBinaryFile: does 
not exist (No such file or directory)
    
    In ci/scripts/install_numba.sh line 38:
      pip install numba==${numba}
                         ^------^ SC2086 (info): Double quote to prevent 
globbing and word splitting.
    
    Did you mean:
      pip install numba=="${numba}"
    
    For more information:
      https://www.shellcheck.net/wiki/SC1091 -- Not following: ./bin/activate: 
op...
      https://www.shellcheck.net/wiki/SC2086 -- Double quote to prevent 
globbing ...
    ```
    
    ### What changes are included in this PR?
    
    * SC1091: set `/dev/null` as dummy file.
    * SC2086: Quote variables.
    
    ### Are these changes tested?
    
    Yes.
    
    ### Are there any user-facing changes?
    
    No.
    * GitHub Issue: #46899
    
    Lead-authored-by: Hiroyuki Sato <[email protected]>
    Co-authored-by: Sutou Kouhei <[email protected]>
    Signed-off-by: Sutou Kouhei <[email protected]>
---
 .pre-commit-config.yaml     | 1 +
 ci/scripts/install_numba.sh | 6 +++++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index ef3788d661..30f1eef030 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -321,6 +321,7 @@ repos:
           ?^ci/scripts/install_iwyu\.sh$|
           ?^ci/scripts/install_minio\.sh$|
           ?^ci/scripts/install_ninja\.sh$|
+          ?^ci/scripts/install_numba\.sh$|
           ?^ci/scripts/install_numpy\.sh$|
           ?^ci/scripts/install_pandas\.sh$|
           ?^ci/scripts/install_python\.sh$|
diff --git a/ci/scripts/install_numba.sh b/ci/scripts/install_numba.sh
index fba9f50b79..87c256e4b8 100755
--- a/ci/scripts/install_numba.sh
+++ b/ci/scripts/install_numba.sh
@@ -27,6 +27,10 @@ fi
 numba=$1
 
 if [ -n "${ARROW_PYTHON_VENV:-}" ]; then
+  # We don't need to follow this external file.
+  # See also: https://www.shellcheck.net/wiki/SC1091
+  #
+  # shellcheck source=/dev/null
   . "${ARROW_PYTHON_VENV}/bin/activate"
 fi
 
@@ -35,5 +39,5 @@ if [ "${numba}" = "master" ]; then
 elif [ "${numba}" = "latest" ]; then
   pip install numba
 else
-  pip install numba==${numba}
+  pip install "numba==${numba}"
 fi

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