df['result'] = df['result'].str.replace(r'D', '')
df
time result
1 09:00 52
2 10:00 62
3 11:00 44
4 12:00 30
5 13:00 110
for col in fromdatatable:
fromdatatable[col] = fromdatatable[col].str.strip('þ') #remove þ from each column
#fromdatatable[col] = fromdatatable[col].apply(lambda x: x.strip('þ')) #remove þ from each column
#fromdatatable[col] = fromdatatable[col].apply(lambda x: x[1:-1]) #remove first and last characters from each column