diff --git a/lib/functions/compilation/kernel-patching.sh b/lib/functions/compilation/kernel-patching.sh
index d4caedebb0..61ba100bb4 100644
--- a/lib/functions/compilation/kernel-patching.sh
+++ b/lib/functions/compilation/kernel-patching.sh
@@ -12,6 +12,8 @@ function kernel_main_patching_python() {
 
 	# array with all parameters; will be auto-quoted by bash's @Q modifier below
 	declare -a params_quoted=(
+		"PYTHONUNBUFFERED=yes"                                # Python should not buffer output, so we can see it in real time.
+		"PYTHONPYCACHEPREFIX=${SRC}/cache/pycache"            # Python should not use its own cache, but use our own.
 		"LOG_DEBUG=${patch_debug}"                            # Logging level for python.
 		"SRC=${SRC}"                                          # Armbian root
 		"OUTPUT=${temp_file_for_output}"                      # Output file for the python script.
diff --git a/lib/functions/compilation/uboot-patching.sh b/lib/functions/compilation/uboot-patching.sh
index 6fb41400be..c5f27b4f07 100644
--- a/lib/functions/compilation/uboot-patching.sh
+++ b/lib/functions/compilation/uboot-patching.sh
@@ -6,6 +6,8 @@ function uboot_main_patching_python() {
 	temp_file_for_output="$(mktemp)" # Get a temporary file for the output.
 	# array with all parameters; will be auto-quoted by bash's @Q modifier below
 	declare -a params_quoted=(
+		"PYTHONUNBUFFERED=yes"                                # Python should not buffer output, so we can see it in real time.
+		"PYTHONPYCACHEPREFIX=${SRC}/cache/pycache"            # Python should not use its own cache, but use our own.
 		"LOG_DEBUG=${SHOW_DEBUG}"                             # Logging level for python.
 		"SRC=${SRC}"                                          # Armbian root
 		"OUTPUT=${temp_file_for_output}"                      # Output file for the python script.
diff --git a/lib/functions/configuration/aggregation.sh b/lib/functions/configuration/aggregation.sh
index 2300cf38d4..ab6848ae43 100644
--- a/lib/functions/configuration/aggregation.sh
+++ b/lib/functions/configuration/aggregation.sh
@@ -6,6 +6,9 @@ function aggregate_all_packages() {
 
 	# array with all parameters; will be auto-quoted by bash's @Q modifier below
 	declare -a aggregation_params_quoted=(
+		"PYTHONUNBUFFERED=yes"                     # Python should not buffer output, so we can see it in real time.
+		"PYTHONPYCACHEPREFIX=${SRC}/cache/pycache" # Python should not use its own cache, but use our own.
+
 		"LOG_DEBUG=${SHOW_DEBUG}" # Logging level for python.
 		"SRC=${SRC}"
 		"OUTPUT=${temp_file_for_aggregation}"