Python if/elif/else instructions

if-elif.py

input = ['foo deinstall 1', 'foo install 2', 'bar install 3', 'bar deinstall 4', 'foo bar 5']
 
for i in input:
    # If the lines start or end with (de)install, you could try startswith/endswith instead.
    if 'deinstall' in i:
        print("Will deinstall:", i)
    elif 'install' in i:
        print("Will install:", i)
    else:
        print("Unrecognized:", i)

# --- output: ---
# Will deinstall: foo deinstall 1
# Will install: foo install 2
# Will install: foo install 3
# Will deinstall: bar deinstall 4
# Unrecognized: foo bar 5