Merge pull request #1 from lsst-sqre-testing/tickets/DM-12913

Directory manipulation

Author: athornton

tutorial.ipynb

@@ -31,7 +31,7 @@
    "outputs": [],
    "source": [
     "%%script bash\n",
-    "export DATA_DIR=$HOME/data\n",
+    "export DATA_DIR=$HOME/DATA\n",
     "export CI_HSC_DIR=$DATA_DIR/ci_hsc_small\n",
     "mkdir -p $DATA_DIR\n",
     "cd $DATA_DIR\n",
@@ -40,8 +40,8 @@
     "    tar zxvf small_demo.tar.gz\n",
     "fi\n",
     "export WORK_DIR=$HOME/WORK\n",
-    "if ! [ -d $WORK_DIR ]; then\n",
-    "    mkdir -p $WORK_DIR\n",
+    "mkdir -p $WORK_DIR\n",
+    "if ! [ -f $WORK_DIR/_mapper ]; then\n",
     "    echo \"lsst.obs.hsc.HscMapper\" > $WORK_DIR/_mapper\n",
     "    ingestImages.py $WORK_DIR $CI_HSC_DIR/raw/*.fits --mode=link\n",
     "    cd $WORK_DIR\n",