diff --git a/autotest/gcore/hfa_srs.py b/autotest/gcore/hfa_srs.py
index 2d256f850e11..49ba42295436 100755
--- a/autotest/gcore/hfa_srs.py
+++ b/autotest/gcore/hfa_srs.py
@@ -35,11 +35,9 @@
 from osgeo import osr
 
 
-
 ###############################################################################
 # Write a HFA/Imagine and read it back to check its SRS
-
-@pytest.mark.parametrize('epsg_code,epsg_broken', [
+epsg_list = [
     [2758, False],  # tmerc
     [2036, True],  # sterea   # failure caused by revert done in r22803
     [2046, False],  # tmerc
@@ -59,7 +57,14 @@
     [2056, False],  # somerc
     [2027, False],  # utm
     [4326, False],  # longlat
-])
+]
+
+
+@pytest.mark.parametrize(
+    'epsg_code,epsg_broken',
+    epsg_list,
+    ids=[str(r[0]) for r in epsg_list],
+)
 def test_hfa_srs(epsg_code, epsg_broken):
     sr = osr.SpatialReference()
     sr.ImportFromEPSG(epsg_code)
diff --git a/autotest/gcore/tiff_srs.py b/autotest/gcore/tiff_srs.py
index 22aadb04e08a..b74f302bf6f9 100755
--- a/autotest/gcore/tiff_srs.py
+++ b/autotest/gcore/tiff_srs.py
@@ -35,8 +35,6 @@
 from osgeo import osr
 
 
-
-
 ###############################################################################
 # Test fix for #4677:
 
@@ -397,8 +395,7 @@ def _test_tiff_srs(sr, expect_fail):
 ###############################################################################
 # Write a geotiff and read it back to check its SRS
 
-@pytest.mark.parametrize('use_epsg_code', [0, 1])
-@pytest.mark.parametrize('epsg_code,epsg_proj4_broken', [
+epsg_list = [
     [2758, False],  # tmerc
     [2036, False],  # sterea
     [2046, False],  # tmerc
@@ -434,7 +431,15 @@ def _test_tiff_srs(sr, expect_fail):
     [31491, False],  # Germany Zone projection
     [3857, True],  # Web Mercator
     [102113, True],  # ESRI WGS_1984_Web_Mercator
-])
+]
+
+
+@pytest.mark.parametrize('use_epsg_code', [0, 1])
+@pytest.mark.parametrize(
+    'epsg_code,epsg_proj4_broken',
+    epsg_list,
+    ids=[str(r[0]) for r in epsg_list],
+)
 def test_tiff_srs(use_epsg_code, epsg_code, epsg_proj4_broken):
     sr = osr.SpatialReference()
     sr.ImportFromEPSG(epsg_code)
diff --git a/autotest/gdrivers/mrf.py b/autotest/gdrivers/mrf.py
index 62891d34645f..2b3ed195394e 100755
--- a/autotest/gdrivers/mrf.py
+++ b/autotest/gdrivers/mrf.py
@@ -38,7 +38,7 @@
 import gdaltest
 
 
-@pytest.mark.parametrize('src_filename,chksum,chksum_after_reopening,options', [
+mrf_list = [
     ('byte.tif', 4672, [4672], []),
     ('byte.tif', 4672, [4672], ['COMPRESS=DEFLATE']),
     ('byte.tif', 4672, [4672], ['COMPRESS=NONE']),
@@ -73,7 +73,14 @@
     ('rgbsmall.tif', 21212, [21261, 21209, 21254, 21215], ['INTERLEAVE=PIXEL', 'COMPRESS=JPEG', 'QUALITY=99', 'PHOTOMETRIC=RGB']),
     ('rgbsmall.tif', 21212, [21283, 21127, 21278, 21124], ['INTERLEAVE=PIXEL', 'COMPRESS=JPEG', 'QUALITY=99', 'PHOTOMETRIC=YCC']),
     ('12bit_rose_extract.jpg', 30075, [29650, 29680, 29680, 29650], ['COMPRESS=JPEG']),
-])
+]
+
+
+@pytest.mark.parametrize(
+    'src_filename,chksum,chksum_after_reopening,options',
+    mrf_list,
+    ids=['{0}-{3}'.format(*r) for r in mrf_list],
+)
 def test_mrf(src_filename, chksum, chksum_after_reopening, options):
     if src_filename == '12bit_rose_extract.jpg':
         import jpeg
diff --git a/autotest/ogr/ogr_gml_geom.py b/autotest/ogr/ogr_gml_geom.py
index 41bd789946d9..2fb7dd71e473 100755
--- a/autotest/ogr/ogr_gml_geom.py
+++ b/autotest/ogr/ogr_gml_geom.py
@@ -41,14 +41,14 @@
 
 
 @pytest.mark.parametrize(
-    'unit',
+    'filename',
     [
-        f[:-4] for f in os.listdir(os.path.join(os.path.dirname(__file__), 'data/wkb_wkt'))
+        f for f in os.listdir(os.path.join(os.path.dirname(__file__), 'data/wkb_wkt'))
         if f[-4:] == '.wkt'
     ]
 )
-def test_gml_geom(unit):
-    raw_wkt = open('data/wkb_wkt/' + unit + '.wkt').read()
+def test_gml_geom(filename):
+    raw_wkt = open('data/wkb_wkt/' + filename).read()
 
     ######################################################################
     # Convert WKT to GML.
diff --git a/autotest/ogr/ogr_sqlite.py b/autotest/ogr/ogr_sqlite.py
index 697a99e80d13..a51a29410d78 100755
--- a/autotest/ogr/ogr_sqlite.py
+++ b/autotest/ogr/ogr_sqlite.py
@@ -1520,7 +1520,8 @@ def test_ogr_spatialite_4(require_spatialite):
 
 @pytest.mark.parametrize(
     'bUseComprGeom',
-    [False, True]
+    [False, True],
+    ids=['dont-compress-geometries', 'compress-geometries']
 )
 def test_ogr_spatialite_5(require_spatialite, bUseComprGeom):
     if bUseComprGeom and require_spatialite == '2.3.1':
diff --git a/autotest/ogr/ogr_wfs.py b/autotest/ogr/ogr_wfs.py
index 8e82b6da4977..2968d0c95bc8 100755
--- a/autotest/ogr/ogr_wfs.py
+++ b/autotest/ogr/ogr_wfs.py
@@ -70,7 +70,11 @@ def ogr_wfs_init():
         pytest.skip('failed to open test file.')
 
 
-@pytest.fixture(params=['NO', None], scope='module')
+@pytest.fixture(
+    params=['NO', None],
+    scope='module',
+    ids=['without-streaming', 'with-streaming']
+)
 def with_and_without_streaming(request):
     with gdaltest.config_option('OGR_WFS_USE_STREAMING', request.param):
         yield
diff --git a/autotest/ogr/ogr_wkbwkt_geom.py b/autotest/ogr/ogr_wkbwkt_geom.py
index 9cc006cad32b..42adcaf04c8f 100755
--- a/autotest/ogr/ogr_wkbwkt_geom.py
+++ b/autotest/ogr/ogr_wkbwkt_geom.py
@@ -39,15 +39,15 @@
 
 
 @pytest.mark.parametrize(
-    'unit',
+    'filename',
     [
-        f[:-4] for f in os.listdir(os.path.join(os.path.dirname(__file__), 'data/wkb_wkt'))
+        f for f in os.listdir(os.path.join(os.path.dirname(__file__), 'data/wkb_wkt'))
         if f[-4:] == '.wkb'
     ]
 )
-def test_wkbwkt_geom(unit):
-    raw_wkb = open('data/wkb_wkt/' + unit + '.wkb', 'rb').read()
-    raw_wkt = open('data/wkb_wkt/' + unit + '.wkt').read()
+def test_wkbwkt_geom(filename):
+    raw_wkb = open('data/wkb_wkt/' + filename, 'rb').read()
+    raw_wkt = open('data/wkb_wkt/' + os.path.splitext(filename)[0] + '.wkt').read()
 
     ######################################################################
     # Compare the WKT derived from the WKB file to the WKT provided
diff --git a/autotest/ogr/ogr_wktempty.py b/autotest/ogr/ogr_wktempty.py
index f8bf223249f0..678f5362a3d5 100755
--- a/autotest/ogr/ogr_wktempty.py
+++ b/autotest/ogr/ogr_wktempty.py
@@ -31,8 +31,7 @@
 
 from osgeo import ogr
 
-
-@pytest.mark.parametrize("test_input,expected", [
+wkt_list = [
     ('GEOMETRYCOLLECTION(EMPTY)', 'GEOMETRYCOLLECTION EMPTY'),
     ('MULTIPOLYGON( EMPTY )', 'MULTIPOLYGON EMPTY'),
     ('MULTILINESTRING(EMPTY)', 'MULTILINESTRING EMPTY'),
@@ -48,7 +47,14 @@
     ('POINT EMPTY', 'POINT EMPTY'),
     ('LINESTRING EMPTY', 'LINESTRING EMPTY'),
     ('POLYGON EMPTY', 'POLYGON EMPTY')
-])
+]
+
+
+@pytest.mark.parametrize(
+    "test_input,expected",
+    wkt_list,
+    ids=[r[0] for r in wkt_list]
+)
 def test_empty_wkt(test_input, expected):
     geom = ogr.CreateGeometryFromWkt(test_input)
     wkt = geom.ExportToWkt()