precision in python for

Question

I have number f = 2.25e-06 and I want to print it in format

 2.250000e-6

can someone help?

Answer 1

'{:.6e}'.format(f) # format f exponentially using a base of 6 decimal places

Answer 2

使用科学格式

print("%e.6" %f)

Answer 3

Use

print format(a[0]/a[1], '.8f)

with the '8f' being how many decimal places you want.