From 6f712bbe9fb95198442072834a4ae5ad2c8336cd Mon Sep 17 00:00:00 2001
From: Samuel <sa_schmi@rhrk.uni-kl.de>
Date: Fri, 14 Jul 2023 14:58:44 +0200
Subject: [PATCH] date on x axis
---
src/humidity/read.py | 31 ++++++++++++++++++++-----------
1 file changed, 20 insertions(+), 11 deletions(-)
diff --git a/src/humidity/read.py b/src/humidity/read.py
index e7f9e78..f64f649 100644
--- a/src/humidity/read.py
+++ b/src/humidity/read.py
@@ -1,6 +1,7 @@
import datetime
import matplotlib.pyplot as plt
import argparse
+import matplotlib.dates as mdates
parser = argparse.ArgumentParser(description='Parse inpath.')
parser.add_argument('--inpath', dest='inpath', required=True)
@@ -17,17 +18,25 @@ humiditys = []
with open(inpath, 'r') as myfile:
for x in myfile:
- data = x.split(",")
- date = data[0]
- temperature = round(float(data[1]), 2)
- humidity = round(float(data[2]), 2)
+ if "Error" not in x:
+ data = x.split(",")
+ date = data[0]
+ temperature = round(float(data[1]), 2)
+ humidity = round(float(data[2]), 2)
+
+ dates.append(datetime.datetime.strptime(date, "%d_%m_%Y_%H_%M_%S_%f"))
+ temperatures.append(temperature)
+ humiditys.append(humidity)
- dates.append(datetime.datetime.strptime(date, "%d_%m_%Y_%H_%M_%S_%f"))
- temperatures.append(temperature)
- humiditys.append(humidity)
-
-timestamps = [(dates[i]-dates[0]).total_seconds() for i in range(len(dates))]
-plt.plot(timestamps, temperatures)
-plt.plot(timestamps, humiditys)
+fig, ax = plt.subplots()
+ax.plot(dates, temperatures)
+ax.plot(dates, humiditys)
+
+ax.xaxis.set_major_locator(mdates.MinuteLocator(byminute=range(0,60,2)))
+ax.xaxis.set_minor_locator(mdates.SecondLocator(bysecond=range(0,60,30)))
+ax.xaxis.set_major_formatter(mdates.DateFormatter('%H:%M:%S'))
+
+fig.autofmt_xdate()
+
plt.legend(["Temperatur", "Relative Luftfeuchte"])
plt.show()
\ No newline at end of file
--
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