diff --git a/tests/script_tests_debug15/filenames.txt b/tests/script_tests_debug15/filenames.txt
new file mode 100755
index 0000000..1e4da16
--- /dev/null
+++ b/tests/script_tests_debug15/filenames.txt
@@ -0,0 +1,2 @@
+../Organisms/taxid_28901_877_genomic.fna.gz
+../Organisms/taxid_1192839_4_genomic.fna.gz
diff --git a/tests/script_tests_debug15/python_output/replicate_in_python.py b/tests/script_tests_debug15/python_output/replicate_in_python.py
new file mode 100644
index 0000000..e272109
--- /dev/null
+++ b/tests/script_tests_debug15/python_output/replicate_in_python.py
@@ -0,0 +1,75 @@
+# here I will manually re-create the steps that kmc is supposed to be doing, and compare where the differences are taking place
+
+import os
+import sys
+# The following is for ease of development (so I don't need to keep re-installing the tool)
+try:
+	from CMash import MinHash as MH
+	from CMash.Make import MakeTSTNew
+	from Query import Create
+	from Query import Intersect
+	from Query import Counters
+	from Query import Containment
+	from Query import PostProcess
+except ImportError:
+	try:
+		import MinHash as MH
+		import Create
+		import Intersect
+		import Counters
+		import Containment
+		import PostProcess
+	except ImportError:
+		try:
+			sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))))
+			from CMash import MinHash as MH
+			from CMash.Make import MakeTSTNew
+			from CMash.Query import Create  # fix relative imports
+			from CMash.Query import Intersect
+			from CMash.Query import Counters
+			from CMash.Query import Containment
+			from CMash.Query import PostProcess
+		except:
+			print("Stupid IDE relative imports...")
+from multiprocessing import Pool  # Much faster without dummy (threading)
+import multiprocessing
+from itertools import *
+import argparse
+import khmer
+import marisa_trie as mt
+
+# for IDE REPL testing
+os.chdir("/home/dkoslicki/Desktop/CMash/tests/script_tests_debug15/python_output")
+
+# Import the database and dump the Kmers
+reads_path = "../../Organisms/taxid_1192839_4_genomic.fna.gz"
+training_path = "../TrainingDatabase.h5"
+input_type = 'fasta'
+threads = 16
+temp_dir = "."
+verbose = True
+I = Intersect(reads_path, training_path, input_type=input_type, threads=threads, temp_dir=temp_dir, verbose=verbose)
+
+
+
+# this is KMC-free, so I can just call Isaac's code
+I.cmashDump = "TrainingDatabase_dump.fa"
+I.dump_training_kmers()
+
+# dump the k-mers using KMC
+I.db_kmers_loc = "TrainingDatabase_dump"
+I.count_training_kmers()
+# FIXME: problem is here: the output of KMC is:
+#Stats:
+#   No. of k-mers below min. threshold :            0
+#   No. of k-mers above max. threshold :            0
+#   No. of unique k-mers               :            3  # <-------
+#   No. of unique counted k-mers       :            3  # <-------
+#   Total no. of k-mers                :            3  # <-------
+#   Total no. of reads                 :            1  # <-------
+#   Total no. of super-k-mers          :            0
+# and:
+# $ kmc_dump TrainingDatabase_dump /dev/fd/1
+# AAAATCGCTC      1
+# AAGTACTGAA      1
+# ATACATAGCA      1
diff --git a/tests/script_tests_debug15/run_small_tests.sh b/tests/script_tests_debug15/run_small_tests.sh
new file mode 100755
index 0000000..b1fea6b
--- /dev/null
+++ b/tests/script_tests_debug15/run_small_tests.sh
@@ -0,0 +1,65 @@
+#!/bin/bash
+
+# For manual tests. Run this in the tests/script_tests folder
+
+# In case you have multiple versions installed (eg. Metalign as well as CMash), make sure python is looking in the right place:
+export PYTHONPATH="$(dirname $(dirname "`pwd`"))":$PYTHONPATH
+
+#Make sure the correct CMash is being pulled from
+testFile=$(python -c "from CMash import MinHash as MH; print(MH.__file__)")
+parentDir=`dirname $PWD`
+parentDir=`dirname ${parentDir}`
+correctFile="${parentDir}/CMash/MinHash.py"
+if [ "$testFile" == "$correctFile" ];
+then
+  echo "Files are correct"
+else
+  echo "Files are not correct"
+  exit 1
+fi
+
+scriptsDir="${parentDir}/scripts"
+testOrganism="../Organisms/taxid_1192839_4_genomic.fna.gz"
+
+# make the training database
+echo "Training on data"
+rm TrainingDatabase.h5 2> /dev/null
+rm TrainingDatabase.tst 2> /dev/null
+/usr/bin/time python ${scriptsDir}/MakeStreamingDNADatabase.py filenames.txt TrainingDatabase.h5 -k 10
+if test -f TrainingDatabase.h5; then
+  if test -f TrainingDatabase.tst; then
+    echo "Training file successfully created"
+  else
+    echo "SOMETHING WENT WRONG!!!!"
+    exit 1
+  fi
+  else
+    echo "SOMETHING WENT WRONG!!!!"
+    exit 1
+fi
+
+echo "Classifying sample, sensitive settings"
+rm results.csv 2> /dev/null
+# make a streaming pre-filter
+/usr/bin/time python ${scriptsDir}/StreamingQueryDNADatabase.py ${testOrganism} TrainingDatabase.h5 results.csv 10-10-1 --sensitive
+if test -f results.csv; then
+  echo "sensitive classify successful"
+  cat results.csv
+else
+  echo "SOMETHING WENT WRONG!!!!"
+  exit 1
+fi
+
+# intersection tests
+
+echo "Classifying sample, sensitive settings, with KMC intersect"
+rm results.csv 2> /dev/null
+# make a streaming pre-filter
+/usr/bin/time python ${scriptsDir}/StreamingQueryDNADatabase.py ${testOrganism} TrainingDatabase.h5 results.csv 10-10-1 --sensitive --intersect
+if test -f results.csv; then
+  echo "sensitive classify successful"
+  cat results.csv
+else
+  echo "SOMETHING WENT WRONG!!!!"
+  exit 1
+fi