Returns a float multiplied by the specified power of 10.
[0-9].e[0-9]
[0-9].E[0-9]
>>> 1.1 1.1 >>> 1.1e0 1.1 # 1.1 * 10**0 >>> 1.1e1 11.0 # 1.1 * 10**1 >>> 1.1e2 110.0 # 1.1 * 10**2 >>> 1.1e3 1100.0 # 1.1 * 10**3 >>> 8e-2 0.08 # 8 * 10**-2