diff --git a/pkgs/development/interpreters/python/hooks/conda-install-hook.sh b/pkgs/development/interpreters/python/hooks/conda-install-hook.sh
index af9ed60a038d1..437ca46ff97c0 100644
--- a/pkgs/development/interpreters/python/hooks/conda-install-hook.sh
+++ b/pkgs/development/interpreters/python/hooks/conda-install-hook.sh
@@ -1,7 +1,7 @@
 # Setup hook to use in case a conda binary package is installed
 echo "Sourcing conda install hook"
 
-condaInstallPhase(){
+condaInstallPhase() {
     echo "Executing condaInstallPhase"
     runHook preInstall
 
@@ -10,11 +10,11 @@ condaInstallPhase(){
     # or multiple top level directories.
     siteDir=@pythonSitePackages@
     if [ -e ./site-packages ]; then
-      mkdir -p $out/$siteDir
-      cp -r ./site-packages/* $out/$siteDir
+        mkdir -p $out/$siteDir
+        cp -r ./site-packages/* $out/$siteDir
     else
-      cp -r . $out
-      rm $out/env-vars
+        cp -r . $out
+        rm $out/env-vars
     fi
 
     runHook postInstall
diff --git a/pkgs/development/interpreters/python/hooks/conda-unpack-hook.sh b/pkgs/development/interpreters/python/hooks/conda-unpack-hook.sh
index 6204c13b72219..b9d13fe1ee109 100644
--- a/pkgs/development/interpreters/python/hooks/conda-unpack-hook.sh
+++ b/pkgs/development/interpreters/python/hooks/conda-unpack-hook.sh
@@ -1,7 +1,7 @@
 # Setup hook to use in case a conda binary package is fetched
 echo "Sourcing conda unpack hook"
 
-condaUnpackPhase(){
+condaUnpackPhase() {
     echo "Executing condaUnpackPhase"
     runHook preUnpack
 
diff --git a/pkgs/development/interpreters/python/hooks/egg-unpack-hook.sh b/pkgs/development/interpreters/python/hooks/egg-unpack-hook.sh
index c8ed3dee83bae..25d099bfc5efb 100644
--- a/pkgs/development/interpreters/python/hooks/egg-unpack-hook.sh
+++ b/pkgs/development/interpreters/python/hooks/egg-unpack-hook.sh
@@ -1,13 +1,13 @@
 # Setup hook to use in case an egg is fetched
 echo "Sourcing egg setup hook"
 
-eggUnpackPhase(){
+eggUnpackPhase() {
     echo "Executing eggUnpackPhase"
     runHook preUnpack
 
     cp "$src" "$(stripHash "$src")"
 
-#     runHook postUnpack # Calls find...?
+    # runHook postUnpack # Calls find...?
     echo "Finished executing eggUnpackPhase"
 }
 
diff --git a/pkgs/development/interpreters/python/hooks/pip-build-hook.sh b/pkgs/development/interpreters/python/hooks/pip-build-hook.sh
index 9de4c7d1dd0dd..3d70de729f2df 100644
--- a/pkgs/development/interpreters/python/hooks/pip-build-hook.sh
+++ b/pkgs/development/interpreters/python/hooks/pip-build-hook.sh
@@ -10,13 +10,13 @@ pipBuildPhase() {
     mkdir -p dist
     echo "Creating a wheel..."
     @pythonInterpreter@ -m pip wheel \
-       --verbose \
-       --no-index \
-       --no-deps \
-       --no-clean \
-       --no-build-isolation \
-       --wheel-dir dist \
-       $pipBuildFlags .
+        --verbose \
+        --no-index \
+        --no-deps \
+        --no-clean \
+        --no-build-isolation \
+        --wheel-dir dist \
+        $pipBuildFlags .
     echo "Finished creating a wheel..."
 
     runHook postBuild
@@ -29,12 +29,12 @@ pipShellHook() {
 
     # Long-term setup.py should be dropped.
     if [ -e pyproject.toml ]; then
-      tmp_path=$(mktemp -d)
-      export PATH="$tmp_path/bin:$PATH"
-      export PYTHONPATH="$tmp_path/@pythonSitePackages@:$PYTHONPATH"
-      mkdir -p "$tmp_path/@pythonSitePackages@"
-      @pythonInterpreter@ -m pip install -e . --prefix "$tmp_path" \
-         --no-build-isolation >&2
+        tmp_path=$(mktemp -d)
+        export PATH="$tmp_path/bin:$PATH"
+        export PYTHONPATH="$tmp_path/@pythonSitePackages@:$PYTHONPATH"
+        mkdir -p "$tmp_path/@pythonSitePackages@"
+        @pythonInterpreter@ -m pip install -e . --prefix "$tmp_path" \
+            --no-build-isolation >&2
     fi
 
     runHook postShellHook
diff --git a/pkgs/development/interpreters/python/hooks/pypa-install-hook.sh b/pkgs/development/interpreters/python/hooks/pypa-install-hook.sh
index 2d925742daa73..f6d60be35d21b 100644
--- a/pkgs/development/interpreters/python/hooks/pypa-install-hook.sh
+++ b/pkgs/development/interpreters/python/hooks/pypa-install-hook.sh
@@ -5,14 +5,14 @@ pypaInstallPhase() {
     echo "Executing pypaInstallPhase"
     runHook preInstall
 
-    pushd dist > /dev/null
+    pushd dist >/dev/null
 
     for wheel in *.whl; do
         @pythonInterpreter@ -m installer --prefix "$out" "$wheel"
         echo "Successfully installed $wheel"
     done
 
-    popd > /dev/null
+    popd >/dev/null
 
     export PYTHONPATH="$out/@pythonSitePackages@:$PYTHONPATH"
 
diff --git a/pkgs/development/interpreters/python/hooks/pytest-check-hook.sh b/pkgs/development/interpreters/python/hooks/pytest-check-hook.sh
index a9e82674c5f89..fd61fd14043d2 100644
--- a/pkgs/development/interpreters/python/hooks/pytest-check-hook.sh
+++ b/pkgs/development/interpreters/python/hooks/pytest-check-hook.sh
@@ -18,11 +18,11 @@ function _concatSep {
     echo "$result"
 }
 
-function _pytestComputeDisabledTestsString () {
+function _pytestComputeDisabledTestsString() {
     declare -a tests
     local tests=($1)
     local prefix="not "
-    prefixed=( "${tests[@]/#/$prefix}" )
+    prefixed=("${tests[@]/#/$prefix}")
     result=$(_concatSep "and" prefixed)
     echo "$result"
 }
@@ -35,7 +35,7 @@ function pytestCheckPhase() {
     args=" -m pytest"
     if [ -n "$disabledTests" ]; then
         disabledTestsString=$(_pytestComputeDisabledTestsString "${disabledTests[@]}")
-      args+=" -k \""$disabledTestsString"\""
+        args+=" -k \""$disabledTestsString"\""
     fi
 
     if [ -n "${disabledTestPaths-}" ]; then
@@ -43,11 +43,11 @@ function pytestCheckPhase() {
     fi
 
     for path in ${disabledTestPaths[@]}; do
-      if [ ! -e "$path" ]; then
-        echo "Disabled tests path \"$path\" does not exist. Aborting"
-        exit 1
-      fi
-      args+=" --ignore=\"$path\""
+        if [ ! -e "$path" ]; then
+            echo "Disabled tests path \"$path\" does not exist. Aborting"
+            exit 1
+        fi
+        args+=" --ignore=\"$path\""
     done
     args+=" ${pytestFlagsArray[@]}"
     eval "@pythonCheckInterpreter@ $args"
diff --git a/pkgs/development/interpreters/python/hooks/python-imports-check-hook.sh b/pkgs/development/interpreters/python/hooks/python-imports-check-hook.sh
index f4ef271ac1b22..591060aca6d06 100644
--- a/pkgs/development/interpreters/python/hooks/python-imports-check-hook.sh
+++ b/pkgs/development/interpreters/python/hooks/python-imports-check-hook.sh
@@ -1,7 +1,7 @@
 # Setup hook for checking whether Python imports succeed
 echo "Sourcing python-imports-check-hook.sh"
 
-pythonImportsCheckPhase () {
+pythonImportsCheckPhase() {
     echo "Executing pythonImportsCheckPhase"
 
     if [ -n "$pythonImportsCheck" ]; then
@@ -12,7 +12,7 @@ pythonImportsCheckPhase () {
             pythonImportsCheckOutput=$python
         fi
         export PYTHONPATH="$pythonImportsCheckOutput/@pythonSitePackages@:$PYTHONPATH"
-        ( cd $pythonImportsCheckOutput && eval "@pythonCheckInterpreter@ -c 'import os; import importlib; list(map(lambda mod: importlib.import_module(mod), os.environ[\"pythonImportsCheck\"].split()))'" )
+        (cd $pythonImportsCheckOutput && @pythonCheckInterpreter@ -c 'import os; import importlib; list(map(lambda mod: importlib.import_module(mod), os.environ["pythonImportsCheck"].split()))')
     fi
 }
 
diff --git a/pkgs/development/interpreters/python/hooks/python-namespaces-hook.sh b/pkgs/development/interpreters/python/hooks/python-namespaces-hook.sh
index 37479d9d4111c..5c5b840e05c37 100644
--- a/pkgs/development/interpreters/python/hooks/python-namespaces-hook.sh
+++ b/pkgs/development/interpreters/python/hooks/python-namespaces-hook.sh
@@ -8,7 +8,7 @@ pythonNamespacesHook() {
         echo "Enforcing PEP420 namespace: ${namespace}"
 
         # split namespace into segments. "azure.mgmt" -> "azure mgmt"
-        IFS='.' read -ra pathSegments <<< $namespace
+        IFS='.' read -ra pathSegments <<<$namespace
         constructedPath=$out/@pythonSitePackages@
 
         # Need to remove the __init__.py at each namespace level
@@ -49,4 +49,3 @@ pythonNamespacesHook() {
 if [ -z "${dontUsePythonNamespacesHook-}" -a -n "${pythonNamespaces-}" ]; then
     postFixupHooks+=(pythonNamespacesHook)
 fi
-
diff --git a/pkgs/development/interpreters/python/hooks/python-recompile-bytecode-hook.sh b/pkgs/development/interpreters/python/hooks/python-recompile-bytecode-hook.sh
index 7ac8c2d5cc72e..b64a44b650b34 100644
--- a/pkgs/development/interpreters/python/hooks/python-recompile-bytecode-hook.sh
+++ b/pkgs/development/interpreters/python/hooks/python-recompile-bytecode-hook.sh
@@ -6,7 +6,7 @@ echo "Sourcing python-recompile-bytecode-hook.sh"
 # Note this effectively duplicates `python-remove-bin-bytecode`, but long-term
 # this hook should be removed again.
 
-pythonRecompileBytecodePhase () {
+pythonRecompileBytecodePhase() {
     # TODO: consider other outputs than $out
 
     items="$(find "$out" -name "@bytecodeName@")"
diff --git a/pkgs/development/interpreters/python/hooks/python-relax-deps-hook.sh b/pkgs/development/interpreters/python/hooks/python-relax-deps-hook.sh
index 7fd1b52a04bf0..7da5c0b0ac272 100644
--- a/pkgs/development/interpreters/python/hooks/python-relax-deps-hook.sh
+++ b/pkgs/development/interpreters/python/hooks/python-relax-deps-hook.sh
@@ -89,7 +89,7 @@ pythonRelaxDepsHook() {
         _pythonRelaxDeps $metadata_file
         _pythonRemoveDeps $metadata_file
 
-        if (( "${NIX_DEBUG:-0}" >= 1 )); then
+        if (("${NIX_DEBUG:-0}" >= 1)); then
             echo "pythonRelaxDepsHook: resulting METADATA for '$wheel':"
             cat $metadata_file
         fi
diff --git a/pkgs/development/interpreters/python/hooks/python-remove-bin-bytecode-hook.sh b/pkgs/development/interpreters/python/hooks/python-remove-bin-bytecode-hook.sh
index d67c0c5573536..7e49251306e81 100644
--- a/pkgs/development/interpreters/python/hooks/python-remove-bin-bytecode-hook.sh
+++ b/pkgs/development/interpreters/python/hooks/python-remove-bin-bytecode-hook.sh
@@ -5,10 +5,10 @@ echo "Sourcing python-remove-bin-bytecode-hook.sh"
 # It may happen there are executables with a .py extension for which
 # bytecode is generated. This hook removes that bytecode.
 
-pythonRemoveBinBytecodePhase () {
+pythonRemoveBinBytecodePhase() {
     if [ -d "$out/bin" ]; then
-      rm -rf "$out/bin/__pycache__"                 # Python 3
-      find "$out/bin" -type f -name "*.pyc" -delete # Python 2
+        rm -rf "$out/bin/__pycache__"                 # Python 3
+        find "$out/bin" -type f -name "*.pyc" -delete # Python 2
     fi
 }
 
diff --git a/pkgs/development/interpreters/python/hooks/sphinx-hook.sh b/pkgs/development/interpreters/python/hooks/sphinx-hook.sh
index 0f32a6ec0e824..6825b5f4db048 100644
--- a/pkgs/development/interpreters/python/hooks/sphinx-hook.sh
+++ b/pkgs/development/interpreters/python/hooks/sphinx-hook.sh
@@ -9,15 +9,15 @@ buildSphinxPhase() {
     local __sphinxRoot=""
     runHook preBuildSphinx
 
-    if [[ -n "${sphinxRoot:-}" ]] ; then  # explicit root
-        if ! [[ -f "${sphinxRoot}/conf.py" ]] ; then
+    if [[ -n "${sphinxRoot:-}" ]]; then # explicit root
+        if ! [[ -f "${sphinxRoot}/conf.py" ]]; then
             echo 2>&1 "$sphinxRoot/conf.py: no such file"
             exit 1
         fi
         __sphinxRoot=$sphinxRoot
     else
-        for candidate in doc docs doc/source docs/source ; do
-            if [[ -f "$candidate/conf.py" ]] ; then
+        for candidate in doc docs doc/source docs/source; do
+            if [[ -f "$candidate/conf.py" ]]; then
                 echo "Sphinx documentation found in $candidate"
                 __sphinxRoot=$candidate
                 break
@@ -25,7 +25,7 @@ buildSphinxPhase() {
         done
     fi
 
-    if [[ -z "${__sphinxRoot}" ]] ; then
+    if [[ -z "${__sphinxRoot}" ]]; then
         echo 2>&1 "Sphinx documentation not found, use 'sphinxRoot' variable"
         exit 1
     fi
diff --git a/pkgs/development/interpreters/python/hooks/venv-shell-hook.sh b/pkgs/development/interpreters/python/hooks/venv-shell-hook.sh
index 1fcc0bbd4b130..958bfe98ee69e 100644
--- a/pkgs/development/interpreters/python/hooks/venv-shell-hook.sh
+++ b/pkgs/development/interpreters/python/hooks/venv-shell-hook.sh
@@ -3,14 +3,14 @@ venvShellHook() {
     runHook preShellHook
 
     if [ -d "${venvDir}" ]; then
-      echo "Skipping venv creation, '${venvDir}' already exists"
-      source "${venvDir}/bin/activate"
+        echo "Skipping venv creation, '${venvDir}' already exists"
+        source "${venvDir}/bin/activate"
     else
-      echo "Creating new venv environment in path: '${venvDir}'"
-      @pythonInterpreter@ -m venv "${venvDir}"
+        echo "Creating new venv environment in path: '${venvDir}'"
+        @pythonInterpreter@ -m venv "${venvDir}"
 
-      source "${venvDir}/bin/activate"
-      runHook postVenvCreation
+        source "${venvDir}/bin/activate"
+        runHook postVenvCreation
     fi
 
     runHook postShellHook
diff --git a/pkgs/development/interpreters/python/hooks/wheel-unpack-hook.sh b/pkgs/development/interpreters/python/hooks/wheel-unpack-hook.sh
index fca808a933bad..d15ec0412c252 100644
--- a/pkgs/development/interpreters/python/hooks/wheel-unpack-hook.sh
+++ b/pkgs/development/interpreters/python/hooks/wheel-unpack-hook.sh
@@ -1,14 +1,14 @@
 # Setup hook to use in case a wheel is fetched
 echo "Sourcing wheel setup hook"
 
-wheelUnpackPhase(){
+wheelUnpackPhase() {
     echo "Executing wheelUnpackPhase"
     runHook preUnpack
 
     mkdir -p dist
     cp "$src" "dist/$(stripHash "$src")"
 
-#     runHook postUnpack # Calls find...?
+    # runHook postUnpack # Calls find...?
     echo "Finished executing wheelUnpackPhase"
 }