From 1c47ea7f0caca2b5bf55b9e138acd3eb31f7f36c Mon Sep 17 00:00:00 2001
From: brentru <robots199@me.com>
Date: Wed, 25 Sep 2019 10:49:06 -0400
Subject: [PATCH 1/2] patching overflow error

---
 adafruit_ntp.py            | 17 +++++++++++------
 examples/ntp_simpletest.py |  6 +++++-
 2 files changed, 16 insertions(+), 7 deletions(-)

diff --git a/adafruit_ntp.py b/adafruit_ntp.py
index 05e056d..7165dd9 100644
--- a/adafruit_ntp.py
+++ b/adafruit_ntp.py
@@ -42,26 +42,31 @@
 import time
 import rtc
 
-__version__ = "0.0.0-auto.0"
+__version__ = "1.0.0"
 __repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_NTP.git"
 
 class NTP:
     """Network Time Protocol (NTP) helper module for CircuitPython.
     This module does not handle daylight savings or local time.
 
-    :param adafruit_esp32spi esp: ESP32SPI Module
+    :param adafruit_esp32spi esp: ESP32SPI object.
     """
     def __init__(self, esp):
         # Verify ESP32SPI module
         if "ESP_SPIcontrol" in str(type(esp)):
             self._esp = esp
         else:
-            raise TypeError("Provided esp is not an ESP_SPIcontrol object")
+            raise TypeError("Provided object is not an ESP_SPIcontrol object.")
+        self.valid_time = False
 
     def set_time(self):
         """Fetches and sets the microcontroller's current time
         in seconds since since Jan 1, 1970.
         """
-        now = self._esp.get_time()
-        now = time.localtime(now[0])
-        rtc.RTC().datetime = now
+        try:
+            now = self._esp.get_time()
+            now = time.localtime(now[0])
+            rtc.RTC().datetime = now
+            self.valid_time = True
+        except ValueError:
+            return
diff --git a/examples/ntp_simpletest.py b/examples/ntp_simpletest.py
index 869e85d..3d7dad9 100644
--- a/examples/ntp_simpletest.py
+++ b/examples/ntp_simpletest.py
@@ -30,7 +30,11 @@
 ntp = NTP(esp)
 
 # Fetch and set the microcontroller's current UTC time
-ntp.set_time()
+# keep retrying until a valid time is returned
+while not ntp.valid_time:
+    ntp.set_time()
+    print("Failed to obtain time, retrying in 5 seconds...")
+    time.sleep(5)
 
 # Get the current time in seconds since Jan 1, 1970
 current_time = time.time()

From 2523230fae084160d0703bc14e5fcafc4f8f6bb5 Mon Sep 17 00:00:00 2001
From: brentru <robots199@me.com>
Date: Wed, 25 Sep 2019 10:51:03 -0400
Subject: [PATCH 2/2] fix version to autover

---
 adafruit_ntp.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/adafruit_ntp.py b/adafruit_ntp.py
index 7165dd9..14b2d77 100644
--- a/adafruit_ntp.py
+++ b/adafruit_ntp.py
@@ -42,7 +42,7 @@
 import time
 import rtc
 
-__version__ = "1.0.0"
+__version__ = "0.0.0-auto.0"
 __repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_NTP.git"
 
 class NTP: