Python字符串和二进制字符串之间的转换方法示例

text = "我的世界123abc"
b_text = text.encode() # b'\xe6\x88\x91\xe7\x9a\x84\xe4\xb8\x96\xe7\x95\x8c123abc'
list_b_text = list(b_text)
# [230, 136, 145, 231, 154, 132, 228, 184, 150, 231, 149, 140, 49, 50, 51, 97, 98, 99]
re = []
for num in list_b_text:
	re.append(bin(num)[2:].zfill(8))
"""
['11100110', '10001000', '10010001', '11100111', '10011010', '10000100', '11100100', '10111000', '10010110', '11100111', '10010101', '10001100', '00110001', '00110010', '00110011', '01100001', '01100010', '01100011']
"""
bin_str = ''.join(re)
# '111001101000100010010001111001111001101010000100111001001011100010010110111001111001010110001100001100010011001000110011011000010110001001100011'

bin_str='111001101000100010010001111001111001101010000100111001001011100010010110111001111001010110001100001100010011001000110011011000010110001001100011'

list_bin = [bin_str[i:i+8] for i in range(0,len(bin_str),8)]
"""
['11100110', '10001000', '10010001', '11100111', '10011010', '10000100', '11100100', '10111000', '10010110', '11100111', '10010101', '10001100', '00110001', '00110010', '00110011', '01100001', '01100010', '01100011']
"""
list_int = []
for bin_s in list_bin:
	list_int.append(int(bin_s,2))
# [230, 136, 145, 231, 154, 132, 228, 184, 150, 231, 149, 140, 49, 50, 51, 97, 98, 99]

bytes(list_int).decode()
# '我的世界123abc'

整数转二进制：
1、采用%2的方式计算
2、采用python自带了方法 bin.
比如bin(10) 回返回字符串'0b1010' ，只留下‘0'，‘1'序列需要把‘0b'去掉.
bin(number).replace('0b','') 或bin(number)[2:]
>>> bin(10)  // 为了下边表示方便 放入t中
'0b1010'
 
二进制转整数：
>>> int(t[2:],2)
10