From e05431cc754c0b415f6c4996756e050a97a1139e Mon Sep 17 00:00:00 2001 From: Oleg Kalachev Date: Wed, 19 Feb 2020 18:27:09 +0300 Subject: [PATCH] docs: fix sonar example --- docs/en/sonar.md | 4 ++-- docs/ru/sonar.md | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/docs/en/sonar.md b/docs/en/sonar.md index 3a11ac92..176768c5 100644 --- a/docs/en/sonar.md +++ b/docs/en/sonar.md @@ -73,8 +73,8 @@ def read_distance(): global low done.clear() pi.gpio_trigger(TRIG, 50, 1) - done.wait(timeout=5) - return low / 58.0 / 100.0 + if done.wait(timeout=5): + return low / 58.0 / 100.0 pi.set_mode(TRIG, pigpio.OUTPUT) pi.set_mode(ECHO, pigpio.INPUT) diff --git a/docs/ru/sonar.md b/docs/ru/sonar.md index d98d79f0..042530f5 100644 --- a/docs/ru/sonar.md +++ b/docs/ru/sonar.md @@ -73,8 +73,8 @@ def read_distance(): global low done.clear() pi.gpio_trigger(TRIG, 50, 1) - done.wait(timeout=5) - return low / 58.0 / 100.0 + if done.wait(timeout=5): + return low / 58.0 / 100.0 pi.set_mode(TRIG, pigpio.OUTPUT) pi.set_mode(ECHO, pigpio.INPUT)