Minor fix in generating data for some perf.tests

Author: densmirn

sdc/tests/tests_perf/test_perf_series.py

@@ -56,9 +56,10 @@ def setUpClass(cls):
 
     def _test_series(self, pyfunc, name):
         input_data = test_global_input_data_float64
+        full_input_data_length = sum(len(i) for i in input_data)
         hpat_func = sdc.jit(pyfunc)
         for data_length in self.total_data_length:
-            data, = perf_data_gen_fixed_len(input_data, data_length, 1)
+            data = perf_data_gen_fixed_len(input_data, full_input_data_length, data_length)
             test_data = pd.Series(data)
 
             compile_results = calc_compilation(pyfunc, test_data, iter_number=self.iter_number)

sdc/tests/tests_perf/test_perf_utils.py

@@ -115,7 +115,7 @@ def perf_data_gen(tmpl, max_item_len, max_bytes_size):
           max_item_len: length (in elements) of resulted string in an element of the result array
         max_bytes_size: maximum size in bytes of the return data
 
-                return: list of iterable data
+                return: list of data
     """
     result = []
     while get_size(result) < max_bytes_size:
@@ -135,7 +135,7 @@ def perf_data_gen_fixed_len(tmpl, max_item_len, max_obj_len):
           max_item_len: length (in elements) of resulted string in an element of the result array
            max_obj_len: maximum length of the return data
 
-                return: list of iterable data
+                return: list of data
     """
     result = []
     while len(result) < max_obj_len: