自己进行格式化(请参阅格式化规范的迷你语言):
for ix in [.02e9,.2e9,2e9,20e9,200e9,2000e9]:
print('{:.3e} => {:0=8.3f}e9'.format(ix,ix/1e9))
Python-科学计数法中的固定指数?
自己进行格式化(请参阅格式化规范的迷你语言):
for ix in [.02e9,.2e9,2e9,20e9,200e9,2000e9]:
print('{:.3e} => {:0=8.3f}e9'.format(ix,ix/1e9))