file=M3.radio('select data file format:',options=files_format)
### Data
spectra=pd.DataFrame
y=pd.DataFrame
...
...
@@ -57,14 +58,11 @@ if file == files_format[0]:
else:col=False
ycal_csv=M3.file_uploader("Select corresponding Chemical Data",type="csv",help=" :mushroom: select a csv matrix with samples as rows and chemical values as a column")