add _read_Illuminance_file tool

mpone/__init__.py

@@ -3,7 +3,9 @@
 from .utils._show_versions import show_versions
 from .utils._list_instrument import list_instrument
 from .graph import *
-from .utils.read_thermometer_file import read_thermometer_file
+from .utils._read_thermometer_file import read_thermometer_file
+from .utils._read_Illuminance_file import read_Illuminance_file
+
 
 __all__ = [
     "plot"

mpone/utils/_read_Illuminance_file.py

@@ -0,0 +1,17 @@
+import pandas as pd
+
+def read_Illuminance_file(file):
+    data = pd.read_excel(file)
+    time_data =pd.read_excel(file, sheet_name="Metadata Time")
+
+    start_time = time_data.loc[time_data['event'] == 'START', 'system time text'].item()[:-10]
+
+    data['Time (s)'] = pd.to_datetime(start_time) + pd.to_timedelta(data['Time (s)'], unit='s')
+    data['Time (s)'] = data['Time (s)'].dt.strftime('%H:%M:%S')
+
+    data_mean = data.groupby("Time (s)")["Illuminance (lx)"].mean().reset_index()
+    data_result = data_mean[data_mean["Illuminance (lx)"].notnull()].drop_duplicates()
+    data_result = data_result.rename(columns={'Time (s)': 'Time'})
+    data_result = data_result.rename(columns={'Illuminance (lx)': 'Illuminance'})
+
+    return data_result