Add unit conversion matrices

beamtime/electrochemistry/io.py

@@ -32,3 +32,46 @@ def clean_battsmall_data(df, t='ms', C='mAh/g', I='mA', U='V'):
 	'''
 
 
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+def unit_conversion(df, t, C, I, U):
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+	# Get the units used in the data set
+	t_prev = df.columns[0].split()[-1].strip('[]')
+	U_prev = df.columns[1].split()[-1].strip('[]')
+	I_prev = df.columns[2].split()[-1].strip('[]')
+	C_prev_num, C_prev_den = df.columns[4].split()[-1].strip('[]').split('/')
+
+	# Define matrix for unit conversion for time
+	t_units_df = {'h': [1, 60, 3600, 3600000], 'min': [1/60, 1, 60, 60000], 's': [1/3600, 1/60, 1, 1000], 'ms': [1/3600000, 1/60000, 1/1000, 1]}
+	t_units_df = pd.DataFrame(t_units_df)
+	t_units_df.index = ['h', 'min', 's', 'ms']
+
+	# Define matrix for unit conversion for current
+	I_units_df = {'A': [1, 60, 3600, 3600000], 'mA': [1/60, 1, 60, 60000], 'uA': [1/3600, 1/60, 1, 1000]}
+	I_units_df = pd.DataFrame(I_units_df)
+	I_units_df.index = ['A', 'mA', 'uA']
+
+	# Define matrix for unit conversion for voltage
+	I_units_df = {'A': [1, 60, 3600, 3600000], 'mA': [1/60, 1, 60, 60000], 'uA': [1/3600, 1/60, 1, 1000]}
+	I_units_df = pd.DataFrame(I_units_df)
+	I_units_df.index = ['A', 'mA', 'uA']
+
+	# Define matrix for unit conversion for capacity
+	C_units_df = {'Ah': [1, 60, 3600, 3600000], 'mAh': [1/60, 1, 60, 60000], 'uAh': [1/3600, 1/60, 1, 1000]}
+	C_units_df = pd.DataFrame(C_units_df)
+	C_units_df.index = ['Ah', 'mAh', 'uAh']
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