replace line in  weapon.dat
$ DESERT_EAGLE	INSTANT_HIT	25.0	30.0	348	-1	2	pythonbad	6	136	0.41	0.03	0.12	0	0	0.75	1.0	7	36	8	6	30	7	40	7001
$ DESERT_EAGLE	INSTANT_HIT	30.0	35.0	348	-1	2	python	6	120	0.41	0.03	0.12	1	200	1.0	1.2	6	30	7	6	28	7	40	7011
$ DESERT_EAGLE	INSTANT_HIT	35.0	35.0	348	-1	2	python	6	160	0.41	0.03	0.12	2	999	1.25	1.5	6	28	7	6	28	7	40	7031