diff --git a/batch/job_template.sh b/batch/job_template.sh
index 1205bc8..e98eaa3 100644
--- a/batch/job_template.sh
+++ b/batch/job_template.sh
@@ -4,15 +4,15 @@
 #
 # To test the script, run the following command from risk-slim directory:
 #
-# `bash batch/job_template.sh`
+# bash batch/job_template.sh
 #
 # To see a detailed list of all arguments that can be passed into risk_slim, use:
 #
-# `python "batch/train_risk_slim.py --help`
+# python batch/train_risk_slim.py --help
 #
 #  or
 #
-# `python2 "batch/train_risk_slim.py --help`
+# python3 batch/train_risk_slim.py --help
 #
 # Recommended Directory Structure for Batch Computing:
 #
@@ -30,6 +30,7 @@
 # The values can be changed directly using a text editor, or programmatically using a tool such as
 # `jq` https://stedolan.github.io/jq/
 
+
 #directories
 repo_dir=$(pwd)
 data_dir="${repo_dir}/examples/data"    #change to /batch/data/ for your own data
@@ -88,4 +89,3 @@ python3 "${batch_dir}/train_risk_slim.py"  \
     --log "${log_file}"
 
 exit
-W
\ No newline at end of file
diff --git a/riskslim/setup_functions.py b/riskslim/setup_functions.py
index 731f1c5..0315897 100644
--- a/riskslim/setup_functions.py
+++ b/riskslim/setup_functions.py
@@ -95,7 +95,7 @@ def setup_loss_functions(data, coef_set, L0_max = None, loss_computation = None,
                                         L0_max = L0_max)
 
 
-        Z = np.require(Z, requirements=['F'], dtype = float)
+        Z = np.require(Z, requirements=['F'], dtype = np.float_)
         print_log("%d rows in lookup table" % (s_max - s_min + 1))
 
         loss_value_tbl, prob_value_tbl, tbl_offset = get_loss_value_and_prob_tables(s_min, s_max)
diff --git a/riskslim/solution_pool.py b/riskslim/solution_pool.py
index e7ac26b..14ad42d 100644
--- a/riskslim/solution_pool.py
+++ b/riskslim/solution_pool.py
@@ -184,11 +184,11 @@ def sort(self):
 
     def map(self, mapfun, target = 'all'):
         assert callable(mapfun), 'map function must be callable'
-        if target is 'solutions':
+        if target == 'solutions':
             return list(map(mapfun, self.solutions))
-        elif target is 'objvals':
+        elif target == 'objvals':
             return list(map(mapfun, self.objvals))
-        elif target is 'all':
+        elif target == 'all':
             return list(map(mapfun, self.objvals, self.solutions))
         else:
             raise ValueError('target must be either solutions, objvals, or all')
@@ -314,4 +314,4 @@ def __repr__(self):
 
 
     def __str__(self):
-        return self.table()
\ No newline at end of file
+        return self.table()