From d3015f0a57e73dd8e46cef3eb374ec74d190a4f2 Mon Sep 17 00:00:00 2001
From: Alexandre Abadie <alexandre.abadie@inria.fr>
Date: Tue, 12 Dec 2017 15:43:27 +0100
Subject: [PATCH] tests: fix python style E305

expected 2 blank lines after class or function definition, found 1
---
 tests/bitarithm_timings/tests/01-run.py          | 1 +
 tests/bloom_bytes/tests/01-run.py                | 1 +
 tests/buttons/tests/01-run.py                    | 1 +
 tests/cbor/tests/01-run.py                       | 1 +
 tests/cpp11_condition_variable/tests/01-run.py   | 1 +
 tests/cpp11_mutex/tests/01-run.py                | 1 +
 tests/cpp11_thread/tests/01-run.py               | 1 +
 tests/driver_ds1307/tests/01-run.py              | 1 +
 tests/driver_grove_ledbar/tests/01-run.py        | 1 +
 tests/driver_hd44780/tests/01-run.py             | 1 +
 tests/driver_my9221/tests/01-run.py              | 1 +
 tests/events/tests/01-run.py                     | 1 +
 tests/evtimer_msg/tests/01-run.py                | 1 +
 tests/evtimer_underflow/tests/01-run.py          | 1 +
 tests/float/tests/01-run.py                      | 1 +
 tests/fmt_print/tests/01-run.py                  | 1 +
 tests/gnrc_ipv6_ext/tests/01-run.py              | 1 +
 tests/gnrc_ipv6_nib/tests/01-run.py              | 1 +
 tests/gnrc_ipv6_nib_6ln/tests/01-run.py          | 1 +
 tests/gnrc_ndp/tests/01-run.py                   | 1 +
 tests/gnrc_netif/tests/01-run.py                 | 1 +
 tests/gnrc_sixlowpan/tests/01-run.py             | 1 +
 tests/gnrc_sock_ip/tests/01-run.py               | 1 +
 tests/gnrc_sock_udp/tests/01-run.py              | 1 +
 tests/irq/tests/01-run.py                        | 1 +
 tests/libfixmath/tests/01-run.py                 | 1 +
 tests/libfixmath_unittests/tests/01-run.py       | 1 +
 tests/lwip/tests/01-run.py                       | 1 +
 tests/lwip_sock_ip/tests/01-run.py               | 1 +
 tests/lwip_sock_tcp/tests/01-run.py              | 1 +
 tests/lwip_sock_udp/tests/01-run.py              | 1 +
 tests/msg_avail/tests/01-run.py                  | 1 +
 tests/msg_send_receive/tests/01-run.py           | 1 +
 tests/msg_try_receive/tests/01-run.py            | 1 +
 tests/mutex_order/tests/01-run.py                | 1 +
 tests/mutex_unlock_and_sleep/tests/01-run.py     | 1 +
 tests/netdev_test/tests/01-run.py                | 1 +
 tests/netstats_l2/tests/01-run.py                | 1 +
 tests/nhdp/tests/01-run.py                       | 1 +
 tests/od/tests/01-run.py                         | 1 +
 tests/od/tests/02-run.py                         | 1 +
 tests/periph_timer/tests/01-run.py               | 1 +
 tests/pipe/tests/01-run.py                       | 1 +
 tests/pkg_jsmn/tests/01-run.py                   | 1 +
 tests/pkg_libcoap/tests/01-run.py                | 1 +
 tests/pkg_micro-ecc-with-hwrng/tests/01-run.py   | 1 +
 tests/pkg_micro-ecc/tests/01-run.py              | 1 +
 tests/pkg_minmea/tests/01-run.py                 | 1 +
 tests/pkg_tiny-asn1/tests/01-run.py              | 1 +
 tests/pkg_u8g2/tests/01-run.py                   | 1 +
 tests/pkg_umorse/tests/01-run.py                 | 1 +
 tests/posix_semaphore/tests/01-run.py            | 1 +
 tests/posix_time/tests/01-run.py                 | 1 +
 tests/ps_schedstatistics/tests/01-run.py         | 1 +
 tests/pthread_tls/tests/01-run.py                | 1 +
 tests/rmutex/tests/01-run.py                     | 1 +
 tests/sched_testing/tests/01-run.py              | 1 +
 tests/shell/tests/01-run.py                      | 1 +
 tests/sizeof_tcb/tests/01-run.py                 | 1 +
 tests/ssp/tests/01-run.py                        | 1 +
 tests/struct_tm_utility/tests/01-run.py          | 1 +
 tests/thread_basic/tests/01-run.py               | 1 +
 tests/thread_cooperation/tests/01-run.py         | 1 +
 tests/thread_flood/tests/01-run.py               | 1 +
 tests/thread_msg/tests/01-run.py                 | 1 +
 tests/thread_msg_block_w_queue/tests/01-run.py   | 1 +
 tests/thread_msg_block_wo_queue/tests/01-run.py  | 1 +
 tests/trickle/tests/01-run.py                    | 1 +
 tests/unittests/tests/01-run.py                  | 1 +
 tests/warn_conflict/tests/01-make.py             | 1 +
 tests/xtimer_hang/tests/01-run.py                | 1 +
 tests/xtimer_msg_receive_timeout/tests/01-run.py | 1 +
 tests/xtimer_now64_continuity/tests/01-run.py    | 1 +
 tests/xtimer_periodic_wakeup/tests/01-run.py     | 1 +
 tests/xtimer_remove/tests/01-run.py              | 1 +
 tests/xtimer_reset/tests/01-run.py               | 1 +
 tests/xtimer_usleep/tests/01-run.py              | 1 +
 tests/xtimer_usleep_short/tests/01-run.py        | 1 +
 78 files changed, 78 insertions(+)

diff --git a/tests/bitarithm_timings/tests/01-run.py b/tests/bitarithm_timings/tests/01-run.py
index bc8f4c236f..be7c25a392 100755
--- a/tests/bitarithm_timings/tests/01-run.py
+++ b/tests/bitarithm_timings/tests/01-run.py
@@ -20,5 +20,6 @@ def testfunc(child):
     child.expect('\+ bitarithm_bits_set: \d+ iterations per second')
     child.expect_exact("Done.")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc, timeout=30))
diff --git a/tests/bloom_bytes/tests/01-run.py b/tests/bloom_bytes/tests/01-run.py
index 6585ca3487..98d6f0ca77 100755
--- a/tests/bloom_bytes/tests/01-run.py
+++ b/tests/bloom_bytes/tests/01-run.py
@@ -23,5 +23,6 @@ def testfunc(child):
     child.expect(".+ false positive rate.")
     child.expect_exact("All done!")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/buttons/tests/01-run.py b/tests/buttons/tests/01-run.py
index 6037857e9d..ea8f326d8e 100755
--- a/tests/buttons/tests/01-run.py
+++ b/tests/buttons/tests/01-run.py
@@ -23,5 +23,6 @@ def testfunc(child):
     if index == 1:
         child.expect_exact("[SUCCESS]")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/cbor/tests/01-run.py b/tests/cbor/tests/01-run.py
index c3ec006d31..717621a2c9 100755
--- a/tests/cbor/tests/01-run.py
+++ b/tests/cbor/tests/01-run.py
@@ -51,5 +51,6 @@ def testfunc(child):
 
     print("All tests successful")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc, echo=False))
diff --git a/tests/cpp11_condition_variable/tests/01-run.py b/tests/cpp11_condition_variable/tests/01-run.py
index 5fde64fe27..0cec2f9152 100755
--- a/tests/cpp11_condition_variable/tests/01-run.py
+++ b/tests/cpp11_condition_variable/tests/01-run.py
@@ -27,5 +27,6 @@ def testfunc(child):
     child.expect_exact("Bye, bye.")
     child.expect_exact("******************************************************")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/cpp11_mutex/tests/01-run.py b/tests/cpp11_mutex/tests/01-run.py
index 1646e6adf4..5617a8a7f3 100755
--- a/tests/cpp11_mutex/tests/01-run.py
+++ b/tests/cpp11_mutex/tests/01-run.py
@@ -23,5 +23,6 @@ def testfunc(child):
     child.expect_exact("Bye, bye.")
     child.expect_exact("*****************************************")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/cpp11_thread/tests/01-run.py b/tests/cpp11_thread/tests/01-run.py
index 0307f92388..b1f01f7cfc 100755
--- a/tests/cpp11_thread/tests/01-run.py
+++ b/tests/cpp11_thread/tests/01-run.py
@@ -35,5 +35,6 @@ def testfunc(child):
     child.expect_exact("Bye, bye.")
     child.expect_exact("******************************************")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/driver_ds1307/tests/01-run.py b/tests/driver_ds1307/tests/01-run.py
index 055199ef0f..cd432ba67d 100755
--- a/tests/driver_ds1307/tests/01-run.py
+++ b/tests/driver_ds1307/tests/01-run.py
@@ -17,5 +17,6 @@ def testfunc(child):
     child.expect([r"OK \([0-9]+ tests\)",
                   r"error: unable to initialize RTC \[I2C initialization error\]"])
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/driver_grove_ledbar/tests/01-run.py b/tests/driver_grove_ledbar/tests/01-run.py
index 3d121d9933..2493da059f 100755
--- a/tests/driver_grove_ledbar/tests/01-run.py
+++ b/tests/driver_grove_ledbar/tests/01-run.py
@@ -17,5 +17,6 @@ import testrunner
 def testfunc(child):
     child.expect_exact(u"[SUCCESS]", timeout=60)
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/driver_hd44780/tests/01-run.py b/tests/driver_hd44780/tests/01-run.py
index c3b9f15a90..9dce79bbb2 100644
--- a/tests/driver_hd44780/tests/01-run.py
+++ b/tests/driver_hd44780/tests/01-run.py
@@ -18,5 +18,6 @@ def testfunc(child):
     child.expect_exact("[START]")
     child.expect_exact("[SUCCESS]")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/driver_my9221/tests/01-run.py b/tests/driver_my9221/tests/01-run.py
index 7e48651f84..1bcff29c54 100755
--- a/tests/driver_my9221/tests/01-run.py
+++ b/tests/driver_my9221/tests/01-run.py
@@ -17,5 +17,6 @@ import testrunner
 def testfunc(child):
     child.expect_exact("[SUCCESS]", timeout=60)
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/events/tests/01-run.py b/tests/events/tests/01-run.py
index 2b3bd8b378..2435c1b2c2 100755
--- a/tests/events/tests/01-run.py
+++ b/tests/events/tests/01-run.py
@@ -17,5 +17,6 @@ import testrunner
 def testfunc(child):
     child.expect_exact(u"[SUCCESS]")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/evtimer_msg/tests/01-run.py b/tests/evtimer_msg/tests/01-run.py
index e3b400e39b..a1bed92633 100755
--- a/tests/evtimer_msg/tests/01-run.py
+++ b/tests/evtimer_msg/tests/01-run.py
@@ -31,5 +31,6 @@ def testfunc(child):
     print("")
     print("All tests successful")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc, echo=False))
diff --git a/tests/evtimer_underflow/tests/01-run.py b/tests/evtimer_underflow/tests/01-run.py
index 926f6cee54..753a897fa1 100755
--- a/tests/evtimer_underflow/tests/01-run.py
+++ b/tests/evtimer_underflow/tests/01-run.py
@@ -25,5 +25,6 @@ def testfunc(child):
     print("Stopped after %i iterations, but should run forever." % how_many)
     print("=> All tests successful")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc, echo=False))
diff --git a/tests/float/tests/01-run.py b/tests/float/tests/01-run.py
index 38339e9492..5fe8e1d701 100755
--- a/tests/float/tests/01-run.py
+++ b/tests/float/tests/01-run.py
@@ -17,5 +17,6 @@ def testfunc(child):
     child.expect_exact("Testing floating point arithmetics...")
     child.expect_exact("[SUCCESS]")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/fmt_print/tests/01-run.py b/tests/fmt_print/tests/01-run.py
index 7d6707a0f3..34d3574c6a 100755
--- a/tests/fmt_print/tests/01-run.py
+++ b/tests/fmt_print/tests/01-run.py
@@ -11,5 +11,6 @@ def testfunc(child):
     child.expect_exact('If you can read this:')
     child.expect_exact('Test successful.')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/gnrc_ipv6_ext/tests/01-run.py b/tests/gnrc_ipv6_ext/tests/01-run.py
index 1db44826b7..7221e94240 100755
--- a/tests/gnrc_ipv6_ext/tests/01-run.py
+++ b/tests/gnrc_ipv6_ext/tests/01-run.py
@@ -40,5 +40,6 @@ def testfunc(child):
     child.expect_exact("ipv6: forward nh = 17 to other threads")
     child.expect_exact("pkt->users: 0")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/gnrc_ipv6_nib/tests/01-run.py b/tests/gnrc_ipv6_nib/tests/01-run.py
index d2ade821ec..227d72d562 100755
--- a/tests/gnrc_ipv6_nib/tests/01-run.py
+++ b/tests/gnrc_ipv6_nib/tests/01-run.py
@@ -17,5 +17,6 @@ import testrunner
 def testfunc(child):
     child.expect(r"OK \(\d+ tests\)")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc, timeout=1))
diff --git a/tests/gnrc_ipv6_nib_6ln/tests/01-run.py b/tests/gnrc_ipv6_nib_6ln/tests/01-run.py
index d2ade821ec..227d72d562 100755
--- a/tests/gnrc_ipv6_nib_6ln/tests/01-run.py
+++ b/tests/gnrc_ipv6_nib_6ln/tests/01-run.py
@@ -17,5 +17,6 @@ import testrunner
 def testfunc(child):
     child.expect(r"OK \(\d+ tests\)")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc, timeout=1))
diff --git a/tests/gnrc_ndp/tests/01-run.py b/tests/gnrc_ndp/tests/01-run.py
index 1f1039f78b..7636352e93 100755
--- a/tests/gnrc_ndp/tests/01-run.py
+++ b/tests/gnrc_ndp/tests/01-run.py
@@ -18,5 +18,6 @@ def testfunc(child):
     # 1st 6LoWPAN fragment
     child.expect(r"OK \(\d+ tests\)")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/gnrc_netif/tests/01-run.py b/tests/gnrc_netif/tests/01-run.py
index 255f8a5b4c..8354834b4d 100755
--- a/tests/gnrc_netif/tests/01-run.py
+++ b/tests/gnrc_netif/tests/01-run.py
@@ -139,5 +139,6 @@ def testfunc(child):
     child.expect("dst_l2addr: 3e:e6:b5:22:fd:0a")
     child.expect("~~ PKT    -  2 snips, total size:  61 byte")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc, timeout=1, traceback=True))
diff --git a/tests/gnrc_sixlowpan/tests/01-run.py b/tests/gnrc_sixlowpan/tests/01-run.py
index a7d1842ceb..37007f59d0 100755
--- a/tests/gnrc_sixlowpan/tests/01-run.py
+++ b/tests/gnrc_sixlowpan/tests/01-run.py
@@ -77,5 +77,6 @@ def testfunc(child):
     child.expect_exact("source address: fe80::ff:fe00:2")
     child.expect_exact("destination address: fd01::1")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/gnrc_sock_ip/tests/01-run.py b/tests/gnrc_sock_ip/tests/01-run.py
index 0f5eea832e..f3cb86f880 100755
--- a/tests/gnrc_sock_ip/tests/01-run.py
+++ b/tests/gnrc_sock_ip/tests/01-run.py
@@ -50,5 +50,6 @@ def testfunc(child):
     child.expect_exact(u"Calling test_sock_ip_send__no_sock()")
     child.expect_exact(u"ALL TESTS SUCCESSFUL")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/gnrc_sock_udp/tests/01-run.py b/tests/gnrc_sock_udp/tests/01-run.py
index f553d17c10..9b868b0c99 100755
--- a/tests/gnrc_sock_udp/tests/01-run.py
+++ b/tests/gnrc_sock_udp/tests/01-run.py
@@ -54,5 +54,6 @@ def testfunc(child):
     child.expect_exact(u"Calling test_sock_udp_send__no_sock()")
     child.expect_exact(u"ALL TESTS SUCCESSFUL")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/irq/tests/01-run.py b/tests/irq/tests/01-run.py
index 54be44a747..4bb3bb54f5 100755
--- a/tests/irq/tests/01-run.py
+++ b/tests/irq/tests/01-run.py
@@ -11,5 +11,6 @@ def testfunc(child):
     child.expect('START')
     child.expect('SUCCESS')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/libfixmath/tests/01-run.py b/tests/libfixmath/tests/01-run.py
index 92e5f4544e..a45e9d7ef3 100755
--- a/tests/libfixmath/tests/01-run.py
+++ b/tests/libfixmath/tests/01-run.py
@@ -40,5 +40,6 @@ def testfunc(child):
     expect_binary(child)
     child.expect_exact('SUCCESS')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/libfixmath_unittests/tests/01-run.py b/tests/libfixmath_unittests/tests/01-run.py
index 0a1cecc7d2..df792ab1bb 100755
--- a/tests/libfixmath_unittests/tests/01-run.py
+++ b/tests/libfixmath_unittests/tests/01-run.py
@@ -16,5 +16,6 @@ import testrunner
 def testfunc(child):
     child.expect('SUCCESS')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/lwip/tests/01-run.py b/tests/lwip/tests/01-run.py
index 39ca92636f..ee9694adee 100755
--- a/tests/lwip/tests/01-run.py
+++ b/tests/lwip/tests/01-run.py
@@ -307,6 +307,7 @@ def test_triple_send(board_group, application, env=None):
         sender.expect_exact(u"Success: send 4 byte over TCP to server")
         receiver.expect(u"00000000  DE  AD  BE  EF")
 
+
 if __name__ == "__main__":
     TestStrategy().execute([BoardGroup((Board("native", "tap0"), \
                             Board("native", "tap1")))], \
diff --git a/tests/lwip_sock_ip/tests/01-run.py b/tests/lwip_sock_ip/tests/01-run.py
index 96f73bdd80..899f084743 100755
--- a/tests/lwip_sock_ip/tests/01-run.py
+++ b/tests/lwip_sock_ip/tests/01-run.py
@@ -98,5 +98,6 @@ def testfunc(child):
         child.expect_exact(u"Calling test_sock_ip_send6__no_sock()")
     child.expect_exact(u"ALL TESTS SUCCESSFUL")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/lwip_sock_tcp/tests/01-run.py b/tests/lwip_sock_tcp/tests/01-run.py
index 176c998522..50faf0e3b2 100755
--- a/tests/lwip_sock_tcp/tests/01-run.py
+++ b/tests/lwip_sock_tcp/tests/01-run.py
@@ -92,5 +92,6 @@ def testfunc(child):
         child.expect_exact("Calling test_tcp_write6__success()")
     child.expect_exact(u"ALL TESTS SUCCESSFUL")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc, timeout=60))
diff --git a/tests/lwip_sock_udp/tests/01-run.py b/tests/lwip_sock_udp/tests/01-run.py
index ba0887ad2c..d55d83488d 100755
--- a/tests/lwip_sock_udp/tests/01-run.py
+++ b/tests/lwip_sock_udp/tests/01-run.py
@@ -110,5 +110,6 @@ def testfunc(child):
         child.expect_exact(u"Calling test_sock_udp_send6__no_sock()")
     child.expect_exact(u"ALL TESTS SUCCESSFUL")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/msg_avail/tests/01-run.py b/tests/msg_avail/tests/01-run.py
index 2b3bd8b378..2435c1b2c2 100755
--- a/tests/msg_avail/tests/01-run.py
+++ b/tests/msg_avail/tests/01-run.py
@@ -17,5 +17,6 @@ import testrunner
 def testfunc(child):
     child.expect_exact(u"[SUCCESS]")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/msg_send_receive/tests/01-run.py b/tests/msg_send_receive/tests/01-run.py
index 9ff95cf953..d8ca088b24 100755
--- a/tests/msg_send_receive/tests/01-run.py
+++ b/tests/msg_send_receive/tests/01-run.py
@@ -16,5 +16,6 @@ import testrunner
 def testfunc(child):
     child.expect(u"Test successful.")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/msg_try_receive/tests/01-run.py b/tests/msg_try_receive/tests/01-run.py
index 75c63e5653..3c97e6fcf1 100755
--- a/tests/msg_try_receive/tests/01-run.py
+++ b/tests/msg_try_receive/tests/01-run.py
@@ -11,5 +11,6 @@ def testfunc(child):
     child.expect('main starting')
     child.expect('msg available: 1 \(should be 1\!\)')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/mutex_order/tests/01-run.py b/tests/mutex_order/tests/01-run.py
index 85e800f948..6695876e6e 100755
--- a/tests/mutex_order/tests/01-run.py
+++ b/tests/mutex_order/tests/01-run.py
@@ -32,5 +32,6 @@ def testfunc(child):
         assert(int(child.match.group(1)) > last)
         last = int(child.match.group(1))
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/mutex_unlock_and_sleep/tests/01-run.py b/tests/mutex_unlock_and_sleep/tests/01-run.py
index eb74e3799a..805708055c 100755
--- a/tests/mutex_unlock_and_sleep/tests/01-run.py
+++ b/tests/mutex_unlock_and_sleep/tests/01-run.py
@@ -17,5 +17,6 @@ def testfunc(child):
     for i in range(20):
         child.expect(r"\[ALIVE\] alternated \d+k times.")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/netdev_test/tests/01-run.py b/tests/netdev_test/tests/01-run.py
index 757c1bd24d..5a062a9379 100755
--- a/tests/netdev_test/tests/01-run.py
+++ b/tests/netdev_test/tests/01-run.py
@@ -24,5 +24,6 @@ def testfunc(child):
     child.expect_exact(' + succeeded.')
     child.expect_exact('ALL TESTS SUCCESSFUL')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/netstats_l2/tests/01-run.py b/tests/netstats_l2/tests/01-run.py
index ee0e4e38f4..c31495c6b0 100755
--- a/tests/netstats_l2/tests/01-run.py
+++ b/tests/netstats_l2/tests/01-run.py
@@ -18,6 +18,7 @@ def testfunc(child):
     child.expect(r'        TX packets \d+ \(Multicast: \d+\)  bytes \d+')
     child.expect(r'        TX succeeded \d+ errors \d+')
 
+
 if __name__ == "__main__":
     sys.path.append(os.path.join(os.environ['RIOTBASE'], 'dist/tools/testrunner'))
     from testrunner import run
diff --git a/tests/nhdp/tests/01-run.py b/tests/nhdp/tests/01-run.py
index ffbbecfe97..2592d9a953 100755
--- a/tests/nhdp/tests/01-run.py
+++ b/tests/nhdp/tests/01-run.py
@@ -16,5 +16,6 @@ import testrunner
 def testfunc(child):
     child.expect_exact('SUCCESS: NHDP compiled!')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/od/tests/01-run.py b/tests/od/tests/01-run.py
index cb4e8f7f62..04934df47e 100755
--- a/tests/od/tests/01-run.py
+++ b/tests/od/tests/01-run.py
@@ -41,5 +41,6 @@ def testfunc(child):
 
     print("All tests successful")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc, timeout=1, echo=False))
diff --git a/tests/od/tests/02-run.py b/tests/od/tests/02-run.py
index 5d6c14abe8..c8d864fff0 100755
--- a/tests/od/tests/02-run.py
+++ b/tests/od/tests/02-run.py
@@ -41,5 +41,6 @@ def testfunc(child):
 
     print("All tests successful")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc, timeout=1, echo=False))
diff --git a/tests/periph_timer/tests/01-run.py b/tests/periph_timer/tests/01-run.py
index eca2be6353..aab5b49c64 100755
--- a/tests/periph_timer/tests/01-run.py
+++ b/tests/periph_timer/tests/01-run.py
@@ -23,5 +23,6 @@ def testfunc(child):
         child.expect_exact('TIMER_{}: starting'.format(timer))
     child.expect('TEST SUCCEEDED')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/pipe/tests/01-run.py b/tests/pipe/tests/01-run.py
index 1130f89c67..c558408137 100755
--- a/tests/pipe/tests/01-run.py
+++ b/tests/pipe/tests/01-run.py
@@ -31,5 +31,6 @@ def testfunc(child):
     child.expect_exact('End read: <YZ> [24:26]')
     child.expect_exact('End done.')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/pkg_jsmn/tests/01-run.py b/tests/pkg_jsmn/tests/01-run.py
index c3f8a0f0b6..96e9f2c326 100755
--- a/tests/pkg_jsmn/tests/01-run.py
+++ b/tests/pkg_jsmn/tests/01-run.py
@@ -17,5 +17,6 @@ def testfunc(child):
     child.expect_exact('  * audio')
     child.expect_exact('  * video')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/pkg_libcoap/tests/01-run.py b/tests/pkg_libcoap/tests/01-run.py
index 361082affc..589742bc0f 100755
--- a/tests/pkg_libcoap/tests/01-run.py
+++ b/tests/pkg_libcoap/tests/01-run.py
@@ -10,5 +10,6 @@ import testrunner
 def testfunc(child):
     child.expect_exact('SUCCESS: Libcoap compiled!')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/pkg_micro-ecc-with-hwrng/tests/01-run.py b/tests/pkg_micro-ecc-with-hwrng/tests/01-run.py
index 87ee4f1cf0..f084a4f779 100755
--- a/tests/pkg_micro-ecc-with-hwrng/tests/01-run.py
+++ b/tests/pkg_micro-ecc-with-hwrng/tests/01-run.py
@@ -14,5 +14,6 @@ def testfunc(child):
     child.expect_exact('................ done with 0 error(s)')
     child.expect_exact('SUCCESS')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc, timeout=60))
diff --git a/tests/pkg_micro-ecc/tests/01-run.py b/tests/pkg_micro-ecc/tests/01-run.py
index c03e53b7b7..32929e515f 100755
--- a/tests/pkg_micro-ecc/tests/01-run.py
+++ b/tests/pkg_micro-ecc/tests/01-run.py
@@ -14,5 +14,6 @@ def testfunc(child):
     child.expect_exact('................ done with 0 error(s)')
     child.expect_exact('SUCCESS')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc, timeout=60))
diff --git a/tests/pkg_minmea/tests/01-run.py b/tests/pkg_minmea/tests/01-run.py
index e6aba51b00..dcd02ef95e 100755
--- a/tests/pkg_minmea/tests/01-run.py
+++ b/tests/pkg_minmea/tests/01-run.py
@@ -11,5 +11,6 @@ def testfunc(child):
     child.expect_exact('START')
     child.expect_exact('SUCCESS')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/pkg_tiny-asn1/tests/01-run.py b/tests/pkg_tiny-asn1/tests/01-run.py
index 0c25de9354..1c29d07552 100755
--- a/tests/pkg_tiny-asn1/tests/01-run.py
+++ b/tests/pkg_tiny-asn1/tests/01-run.py
@@ -17,5 +17,6 @@ import testrunner
 def testfunc(child):
     child.expect('Decoding finished succesfully')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/pkg_u8g2/tests/01-run.py b/tests/pkg_u8g2/tests/01-run.py
index a8000938a8..0f092935e2 100755
--- a/tests/pkg_u8g2/tests/01-run.py
+++ b/tests/pkg_u8g2/tests/01-run.py
@@ -69,6 +69,7 @@ def testfunc(child):
     for line in EXPECTED_STDOUT:
         child.expect_exact(line)
 
+
 if __name__ == "__main__":
     sys.path.append(os.path.join(os.environ['RIOTBASE'], 'dist/tools/testrunner'))
     from testrunner import run
diff --git a/tests/pkg_umorse/tests/01-run.py b/tests/pkg_umorse/tests/01-run.py
index 19c6dd918f..c126e396a9 100755
--- a/tests/pkg_umorse/tests/01-run.py
+++ b/tests/pkg_umorse/tests/01-run.py
@@ -22,5 +22,6 @@ def testfunc(child):
 
     child.expect_exact("[SUCCESS]", timeout=120)
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/posix_semaphore/tests/01-run.py b/tests/posix_semaphore/tests/01-run.py
index 6e827717ba..6209493535 100755
--- a/tests/posix_semaphore/tests/01-run.py
+++ b/tests/posix_semaphore/tests/01-run.py
@@ -99,5 +99,6 @@ def testfunc(child):
     test4(child)
     child.expect("######################### DONE")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/posix_time/tests/01-run.py b/tests/posix_time/tests/01-run.py
index 60ced1cfa6..1ba5cb70fb 100755
--- a/tests/posix_time/tests/01-run.py
+++ b/tests/posix_time/tests/01-run.py
@@ -47,5 +47,6 @@ def testfunc(child):
         print(e)
         sys.exit(1)
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc, echo=True))
diff --git a/tests/ps_schedstatistics/tests/01-run.py b/tests/ps_schedstatistics/tests/01-run.py
index 3138b3dd09..700be079c0 100755
--- a/tests/ps_schedstatistics/tests/01-run.py
+++ b/tests/ps_schedstatistics/tests/01-run.py
@@ -62,5 +62,6 @@ def testfunc(child):
     _check_help(child)
     _check_ps(child)
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/pthread_tls/tests/01-run.py b/tests/pthread_tls/tests/01-run.py
index 12435e7b90..c57af08d7d 100755
--- a/tests/pthread_tls/tests/01-run.py
+++ b/tests/pthread_tls/tests/01-run.py
@@ -37,5 +37,6 @@ def testfunc(child):
     child.expect('tls tests finished.')
     child.expect('SUCCESS')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/rmutex/tests/01-run.py b/tests/rmutex/tests/01-run.py
index f9a86d1c60..733f17f800 100755
--- a/tests/rmutex/tests/01-run.py
+++ b/tests/rmutex/tests/01-run.py
@@ -46,5 +46,6 @@ def testfunc(child):
             child.expect(u"T%i \(prio %i, depth %i\): locked rmutex now" %
                          (T, thread_prio[T], depth))
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/sched_testing/tests/01-run.py b/tests/sched_testing/tests/01-run.py
index 5adc760361..d8b8f31e95 100755
--- a/tests/sched_testing/tests/01-run.py
+++ b/tests/sched_testing/tests/01-run.py
@@ -17,5 +17,6 @@ def testfunc(child):
     child.expect_exact('yield 2')
     child.expect_exact('done')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/shell/tests/01-run.py b/tests/shell/tests/01-run.py
index b255b8aa48..dfab535280 100755
--- a/tests/shell/tests/01-run.py
+++ b/tests/shell/tests/01-run.py
@@ -57,5 +57,6 @@ def testfunc(child):
     for cmd, expected in CMDS.items():
         check_cmd(child, cmd, expected)
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/sizeof_tcb/tests/01-run.py b/tests/sizeof_tcb/tests/01-run.py
index 5d568051f6..ae24bc2307 100755
--- a/tests/sizeof_tcb/tests/01-run.py
+++ b/tests/sizeof_tcb/tests/01-run.py
@@ -27,5 +27,6 @@ def testfunc(child):
     child.expect_exact('\tmsg_array     4  32')
     child.expect_exact('SUCCESS')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/ssp/tests/01-run.py b/tests/ssp/tests/01-run.py
index 6de5ad7147..1fa14b784d 100755
--- a/tests/ssp/tests/01-run.py
+++ b/tests/ssp/tests/01-run.py
@@ -17,5 +17,6 @@ def testfunc(child):
     child.expect_exact('calling stack corruption function')
     child.expect('.*stack smashing detected.*')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/struct_tm_utility/tests/01-run.py b/tests/struct_tm_utility/tests/01-run.py
index 078d4db9c4..6ab2378ba1 100755
--- a/tests/struct_tm_utility/tests/01-run.py
+++ b/tests/struct_tm_utility/tests/01-run.py
@@ -115,5 +115,6 @@ def testfunc(child):
     _check_doomsday(child)
     _check_day(child)
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/thread_basic/tests/01-run.py b/tests/thread_basic/tests/01-run.py
index 5a7f5034b5..a5cffb42db 100755
--- a/tests/thread_basic/tests/01-run.py
+++ b/tests/thread_basic/tests/01-run.py
@@ -17,5 +17,6 @@ def testfunc(child):
     child.expect('first thread\r\n')
     child.expect('second thread\r\n')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/thread_cooperation/tests/01-run.py b/tests/thread_cooperation/tests/01-run.py
index 9b6ecbfbd1..b76c5879d0 100755
--- a/tests/thread_cooperation/tests/01-run.py
+++ b/tests/thread_cooperation/tests/01-run.py
@@ -19,5 +19,6 @@ def testfunc(child):
     child.expect(r"MAIN: \d+! = \d+")
     child.expect_exact("[SUCCESS]")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/thread_flood/tests/01-run.py b/tests/thread_flood/tests/01-run.py
index 4cc744e010..c1aa6ca8e0 100755
--- a/tests/thread_flood/tests/01-run.py
+++ b/tests/thread_flood/tests/01-run.py
@@ -12,5 +12,6 @@ def testfunc(child):
     child.expect(r'\.+')
     child.expect(r'\[SUCCESS\] created \d+')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/thread_msg/tests/01-run.py b/tests/thread_msg/tests/01-run.py
index f09411b81c..db91969d20 100755
--- a/tests/thread_msg/tests/01-run.py
+++ b/tests/thread_msg/tests/01-run.py
@@ -15,5 +15,6 @@ def testfunc(child):
     child.expect_exact('THREAD 1 end')
     child.expect_exact('SUCCESS')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/thread_msg_block_w_queue/tests/01-run.py b/tests/thread_msg_block_w_queue/tests/01-run.py
index 0a9a8ee4bd..2fbaaf2eb4 100755
--- a/tests/thread_msg_block_w_queue/tests/01-run.py
+++ b/tests/thread_msg_block_w_queue/tests/01-run.py
@@ -17,5 +17,6 @@ def testfunc(child):
     child.expect('sender_thread start\r\n')
     child.expect('main thread alive\r\n')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/thread_msg_block_wo_queue/tests/01-run.py b/tests/thread_msg_block_wo_queue/tests/01-run.py
index 0a9a8ee4bd..2fbaaf2eb4 100755
--- a/tests/thread_msg_block_wo_queue/tests/01-run.py
+++ b/tests/thread_msg_block_wo_queue/tests/01-run.py
@@ -17,5 +17,6 @@ def testfunc(child):
     child.expect('sender_thread start\r\n')
     child.expect('main thread alive\r\n')
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/trickle/tests/01-run.py b/tests/trickle/tests/01-run.py
index 33ad94d772..4cc9091792 100755
--- a/tests/trickle/tests/01-run.py
+++ b/tests/trickle/tests/01-run.py
@@ -26,5 +26,6 @@ def testfunc(child):
 
     child.expect_exact("[SUCCESS]")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/unittests/tests/01-run.py b/tests/unittests/tests/01-run.py
index c8183c2a4f..687b2ad382 100755
--- a/tests/unittests/tests/01-run.py
+++ b/tests/unittests/tests/01-run.py
@@ -16,5 +16,6 @@ import testrunner
 def testfunc(child):
     child.expect(u"OK \\([0-9]+ tests\\)")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc, timeout=60))
diff --git a/tests/warn_conflict/tests/01-make.py b/tests/warn_conflict/tests/01-make.py
index 29961ba8ce..a82a2b2614 100755
--- a/tests/warn_conflict/tests/01-make.py
+++ b/tests/warn_conflict/tests/01-make.py
@@ -45,5 +45,6 @@ def testfunc():
         finally:
             child.close()
 
+
 if __name__ == '__main__':
     testfunc()
diff --git a/tests/xtimer_hang/tests/01-run.py b/tests/xtimer_hang/tests/01-run.py
index cc44b205af..71d9fbd8f8 100755
--- a/tests/xtimer_hang/tests/01-run.py
+++ b/tests/xtimer_hang/tests/01-run.py
@@ -23,5 +23,6 @@ def testfunc(child):
 
     child.expect_exact("[SUCCESS]")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/xtimer_msg_receive_timeout/tests/01-run.py b/tests/xtimer_msg_receive_timeout/tests/01-run.py
index 5cfc83c7a5..85a87cf103 100755
--- a/tests/xtimer_msg_receive_timeout/tests/01-run.py
+++ b/tests/xtimer_msg_receive_timeout/tests/01-run.py
@@ -20,5 +20,6 @@ def testfunc(child):
         child.expect("Timeout!")
     child.expect("[SUCCESS]")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/xtimer_now64_continuity/tests/01-run.py b/tests/xtimer_now64_continuity/tests/01-run.py
index 828efb6606..25c9462bfd 100755
--- a/tests/xtimer_now64_continuity/tests/01-run.py
+++ b/tests/xtimer_now64_continuity/tests/01-run.py
@@ -18,5 +18,6 @@ def testfunc(child):
     child.expect(u"\[RESULTS\] min=\d+, avg=\d+, max=\d+")
     child.expect_exact("[SUCCESS]")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/xtimer_periodic_wakeup/tests/01-run.py b/tests/xtimer_periodic_wakeup/tests/01-run.py
index 433ce16241..45f16074ca 100755
--- a/tests/xtimer_periodic_wakeup/tests/01-run.py
+++ b/tests/xtimer_periodic_wakeup/tests/01-run.py
@@ -24,5 +24,6 @@ def testfunc(child):
     child.expect(u"Min/max error: \d+/\d+")
     child.expect_exact("Test complete.")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/xtimer_remove/tests/01-run.py b/tests/xtimer_remove/tests/01-run.py
index 8b7c527066..992f058ed4 100755
--- a/tests/xtimer_remove/tests/01-run.py
+++ b/tests/xtimer_remove/tests/01-run.py
@@ -26,5 +26,6 @@ def testfunc(child):
     child.expect_exact("timer 1 triggered.")
     child.expect_exact("test successful.")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/xtimer_reset/tests/01-run.py b/tests/xtimer_reset/tests/01-run.py
index 87f31a0b89..5902c10897 100755
--- a/tests/xtimer_reset/tests/01-run.py
+++ b/tests/xtimer_reset/tests/01-run.py
@@ -22,5 +22,6 @@ def testfunc(child):
     child.expect(u"now=\d+")
     child.expect_exact("Test completed!")
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
diff --git a/tests/xtimer_usleep/tests/01-run.py b/tests/xtimer_usleep/tests/01-run.py
index 489cae3b91..f5af686f03 100755
--- a/tests/xtimer_usleep/tests/01-run.py
+++ b/tests/xtimer_usleep/tests/01-run.py
@@ -54,5 +54,6 @@ def testfunc(child):
         print(e)
         sys.exit(1)
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc, echo=True))
diff --git a/tests/xtimer_usleep_short/tests/01-run.py b/tests/xtimer_usleep_short/tests/01-run.py
index 5fc2385ef5..aaad8dd0f0 100755
--- a/tests/xtimer_usleep_short/tests/01-run.py
+++ b/tests/xtimer_usleep_short/tests/01-run.py
@@ -30,5 +30,6 @@ def testfunc(child):
 
     child.expect(u"[SUCCESS]", timeout=3)
 
+
 if __name__ == "__main__":
     sys.exit(testrunner.run(testfunc))
-- 
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