Remove magic directories from scripts/make_preloaded.sh.

The user should not have to guess which is the "right" directory from
which to run the script.

scripts/make_preloaded.sh

@@ -4,26 +4,30 @@
 set -e
 set -x
 
+SCRIPT_DIR="$( dirname -- "${BASH_SOURCE[0]}" )"
+DATASET_REPO="${SCRIPT_DIR}/../preloaded/"
+
+
 # base butler repo and instrument
-bash scripts/make_empty_preloaded_butler.sh
+bash "${SCRIPT_DIR}/make_empty_preloaded_butler.sh"
 
 # get calibs from original repo
-python scripts/import_calibs.py -c 2.2i/calib
+python "${SCRIPT_DIR}/import_calibs.py -c 2.2i/calib"
 
 # templates
-python scripts/import_templates.py -t u/elhoward/DM-38451/templates -w "skymap='DC2' and tract=4431 and patch IN(9,10,16,17) and band='r'"
+python "${SCRIPT_DIR}/import_templates.py" -t u/elhoward/DM-38451/templates -w "skymap='DC2' and tract=4431 and patch IN(9,10,16,17) and band='r'"
 
 # refcats
-python scripts/get_refcats.py
+python "${SCRIPT_DIR}/get_refcats.py"
 
 # pretrained NN models
-python scripts/get_nn_models.py -m rbResnet50-DC2
+python "${SCRIPT_DIR}/get_nn_models.py" -m rbResnet50-DC2
 
-bash scripts/generate_fake_injection_catalog.sh -b preloaded -o fake-injection-catalog
+bash "${SCRIPT_DIR}/generate_fake_injection_catalog.sh" -b preloaded -o fake-injection-catalog
 
 # collection chains
-butler collection-chain preloaded LSSTCam-imSim/defaults templates/goodSeeing skymaps LSSTCam-imSim/calib \
+butler collection-chain "${DATASET_REPO}" LSSTCam-imSim/defaults templates/goodSeeing skymaps LSSTCam-imSim/calib \
     refcats models fake-injection-catalog
 
 # make the export file for ap_verify to use
-python scripts/make_preloaded_export.py
+python "${SCRIPT_DIR}/make_preloaded_export.py"