Python中的print()函数是一个内置函数，用于在控制台输出指定的内容，它可以接收多个参数，并将这些参数按照指定的格式进行输出，本文将详细介绍Python print()函数的用法和相关技巧。

1、基本用法

print()函数的基本用法非常简单，只需要在括号内放入需要输出的内容即可。

print("Hello, World!")

运行上述代码，将在控制台输出：

Hello, World!

2、输出多个参数

print()函数可以接收多个参数，并将这些参数按照指定的格式进行输出，默认情况下，参数之间用空格分隔。

print("Hello", "World", "!")

运行上述代码，将在控制台输出：

Hello World !

3、使用逗号分隔参数

如果希望在输出时用逗号分隔参数，可以在print()函数的末尾添加逗号。

print("Hello", "World", "!", end=",")

运行上述代码，将在控制台输出：

Hello,World,!

4、自定义分隔符和结束符

除了使用默认的空格和逗号作为分隔符外，还可以通过设置end参数来自定义分隔符和结束符。

print("Hello", "World", "!", end="***")

运行上述代码，将在控制台输出：

HelloWorld!***

5、不换行输出

默认情况下，print()函数会在输出内容后自动换行，如果希望连续输出多个内容，可以使用end=""参数来取消换行。

print("Hello", end="")
print("World")

运行上述代码，将在控制台输出：

HelloWorld

6、格式化输出字符串

Python提供了多种格式化字符串的方法，如使用百分号（%）、format()方法等，这些方法都可以与print()函数结合使用，实现更复杂的输出效果。

使用百分号（%）格式化字符串：

name = "Tom"
age = 18
print("My name is %s and I am %d years old." % (name, age))

运行上述代码，将在控制台输出：

My name is Tom and I am 18 years old.

使用format()方法格式化字符串：

name = "Tom"
age = 18
print("My name is {} and I am {} years old.".format(name, age))

运行上述代码，将在控制台输出：

My name is Tom and I am 18 years old.

7、打印对象信息

Python中的对象都有一些内置的属性和方法，可以通过print()函数直接打印出这些信息。

class Person:
    def __init__(self, name, age):
        self.name = name
        self.age = age
    def say_hello(self):
        print("Hello, my name is", self.name)
        print("I am", self.age, "years old.")
        print("Nice to meet you!")
        print("*" * 10)  # 打印一个10行的星号列表作为分隔线，增加可读性
        print("*" * 10)  # 同上，增加可读性
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