From 39ae7082b2909ccac3cb17072d3b6230cf222279 Mon Sep 17 00:00:00 2001
From: Ben <b-schaefer@posteo.de>
Date: Fri, 14 Feb 2020 15:32:48 +0100
Subject: Bugfix: get current time within the function

---
 glucometerutils/drivers/fsoptium.py    | 5 ++++-
 glucometerutils/drivers/otultra2.py    | 5 ++++-
 glucometerutils/drivers/otultraeasy.py | 5 ++++-
 glucometerutils/drivers/otverio2015.py | 5 ++++-
 glucometerutils/drivers/otverioiq.py   | 5 ++++-
 glucometerutils/drivers/sdcodefree.py  | 5 ++++-
 glucometerutils/drivers/td4277.py      | 4 +++-
 glucometerutils/support/freestyle.py   | 4 +++-
 8 files changed, 30 insertions(+), 8 deletions(-)

diff --git a/glucometerutils/drivers/fsoptium.py b/glucometerutils/drivers/fsoptium.py
index 0148d54..b1122f1 100644
--- a/glucometerutils/drivers/fsoptium.py
+++ b/glucometerutils/drivers/fsoptium.py
@@ -190,7 +190,7 @@ class Device(serial.SerialDevice):
 
         raise exceptions.InvalidResponse('\n'.join(data))
 
-    def set_datetime(self, date=datetime.datetime.now()):
+    def set_datetime(self, date=None):
         """Sets the date and time of the glucometer.
 
         Args:
@@ -200,6 +200,9 @@ class Device(serial.SerialDevice):
         Returns:
           A datetime object built according to the returned response.
         """
+        if not date:
+            date = datetime.datetime.now()
+
         data = self._send_command(date.strftime('tim,%m,%d,%y,%H,%M'))
 
         parsed_data = ''.join(data)
diff --git a/glucometerutils/drivers/otultra2.py b/glucometerutils/drivers/otultra2.py
index 03e8c84..bfab2b4 100644
--- a/glucometerutils/drivers/otultra2.py
+++ b/glucometerutils/drivers/otultra2.py
@@ -229,7 +229,7 @@ class Device(serial.SerialDevice):
         response = self._send_oneliner_command('DMF')
         return _parse_datetime(response[2:])
 
-    def set_datetime(self, date=datetime.datetime.now()):
+    def set_datetime(self, date=None):
         """Sets the date and time of the glucometer.
 
         Args:
@@ -239,6 +239,9 @@ class Device(serial.SerialDevice):
         Returns:
           A datetime object built according to the returned response.
         """
+        if not date:
+            date = datetime.datetime.now()
+
         response = self._send_oneliner_command(
             'DMT' + date.strftime('%m/%d/%y %H:%M:%S'))
 
diff --git a/glucometerutils/drivers/otultraeasy.py b/glucometerutils/drivers/otultraeasy.py
index 1d97ef4..aee3adc 100644
--- a/glucometerutils/drivers/otultraeasy.py
+++ b/glucometerutils/drivers/otultraeasy.py
@@ -204,7 +204,10 @@ class Device(serial.SerialDevice):
 
         return response.timestamp
 
-    def set_datetime(self, date=datetime.datetime.now()):
+    def set_datetime(self, date=None):
+        if not date:
+            date = datetime.datetime.now()
+
         response = self._send_request(
             _DATETIME_REQUEST, {
                 'request_type': 'write',
diff --git a/glucometerutils/drivers/otverio2015.py b/glucometerutils/drivers/otverio2015.py
index b624827..f0dddd2 100644
--- a/glucometerutils/drivers/otverio2015.py
+++ b/glucometerutils/drivers/otverio2015.py
@@ -201,7 +201,10 @@ class Device:
             3, _READ_RTC_REQUEST, None, _READ_RTC_RESPONSE)
         return response.timestamp
 
-    def set_datetime(self, date=datetime.datetime.now()):
+    def set_datetime(self, date=None):
+        if not date:
+            date = datetime.datetime.now()
+
         self._send_request(
             3, _WRITE_RTC_REQUEST, {'timestamp': date},
             _COMMAND_SUCCESS)
diff --git a/glucometerutils/drivers/otverioiq.py b/glucometerutils/drivers/otverioiq.py
index e058771..63f8f1c 100644
--- a/glucometerutils/drivers/otverioiq.py
+++ b/glucometerutils/drivers/otverioiq.py
@@ -172,7 +172,10 @@ class Device(serial.SerialDevice):
 
         return response.timestamp
 
-    def set_datetime(self, date=datetime.datetime.now()):
+    def set_datetime(self, date=None):
+        if not date:
+            date = datetime.datetime.now()
+
         self._send_request(
             _WRITE_RTC_REQUEST, {
                 'timestamp': date,
diff --git a/glucometerutils/drivers/sdcodefree.py b/glucometerutils/drivers/sdcodefree.py
index 8f67547..b42c9d3 100644
--- a/glucometerutils/drivers/sdcodefree.py
+++ b/glucometerutils/drivers/sdcodefree.py
@@ -160,7 +160,10 @@ class Device(serial.SerialDevice):
     def get_datetime(self):  # pylint: disable=no-self-use
         raise NotImplementedError
 
-    def set_datetime(self, date=datetime.datetime.now()):
+    def set_datetime(self, date=None):
+        if not date:
+            date = datetime.datetime.now()
+
         setdatecmd = date.strftime('ADATE%Y%m%d%H%M').encode('ascii')
 
         # Ignore the readings count.
diff --git a/glucometerutils/drivers/td4277.py b/glucometerutils/drivers/td4277.py
index 3a5051b..ce5667c 100644
--- a/glucometerutils/drivers/td4277.py
+++ b/glucometerutils/drivers/td4277.py
@@ -186,7 +186,9 @@ class Device(serial.SerialDevice):
 
         return _parse_datetime(message)
 
-    def set_datetime(self, date=datetime.datetime.now()):
+    def set_datetime(self, date=None):
+        if not date:
+            date = datetime.datetime.now()
         assert date.year >= 2000
 
         day_struct = _DAY_BITSTRUCT.build({
diff --git a/glucometerutils/support/freestyle.py b/glucometerutils/support/freestyle.py
index 54edc7c..ed8f7e9 100644
--- a/glucometerutils/support/freestyle.py
+++ b/glucometerutils/support/freestyle.py
@@ -295,10 +295,12 @@ class FreeStyleHidDevice(hiddevice.HidDevice):
         except ValueError:
             raise exceptions.InvalidDateTime()
 
-    def set_datetime(self, date=datetime.datetime.now()):
+    def set_datetime(self, date=None):
         # type: (datetime.datetime) -> datetime.datetime
         """Sets the date and time of the device."""
 
+        if not date:
+            date = datetime.datetime.now()
         # The format used by the FreeStyle devices is not composable based on
         # standard strftime() (namely it includes no leading zeros), so we need
         # to build it manually.
-- 
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