How to cancel spaces in python output

#How to remove spaces in python output? Here are several different methods:

1: strip() method, remove spaces at the beginning or end of the string

>>> a = " a b c "
>>> a.strip()
'a b c'

2: lstrip() method, remove characters Spaces at the beginning of the string

>>> a = " a b c "
>>> a.lstrip()
'a b c '

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3: rstrip() method, remove spaces at the end of the string

>>> a = " a b c "
>>> a.rstrip()
' a b c'

4: replace() method, you can remove all spaces

# replace主要用于字符串的替换replace(old, new, count)
>>> a = " a b c "
>>> a.replace(" ", "")
'abc'

5: join() method split() method, you can remove all spaces

# join为字符字符串合成传入一个字符串列表，split用于字符串分割可以按规则进行分割
>>> a = " a b c "
>>> b = a.split()  # 字符串按空格分割成列表
>>> b ['a', 'b', 'c']
>>> c = "".join(b) # 使用一个空字符串合成列表内容生成新的字符串
>>> c 'abc'
 
# 快捷用法
>>> a = " a b c "
>>> "".join(a.split())
'abc'

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