SyntaxError: Missing parentheses in call to 'print'. Did you mean print(freqSet-conseq,'-->',conseq,'conf:',conf)?
时间: 2024-09-24 07:16:09 浏览: 28
The error message "SyntaxError: Missing parentheses in call to 'print'" suggests that there's an issue with the way the `print` function is being used. In Python, when calling `print`, you need to enclose any arguments within parentheses if they're more than just a single expression.
Here's the corrected version of your code snippet with the missing parentheses added:
```python
print(freqSet - conseq, '-->', conseq, 'conf:', conf)
```
This assumes that `freqSet`, `conseq`, and `conf` are variables that should be passed as arguments to the `print` function. The `-` operator seems to be performing set subtraction, which is followed by the arrow (`-->`) and additional text to be printed.
相关问题
SyntaxError: Missing parentheses in call to 'print'. Did you mean print
这个错误是由于在Python3中,print函数需要使用括号,而在Python2中则不需要。因此,如果你在Python3中运行Python2的代码,就会出现这个错误。解决这个问题的方法有两种:
1.在print函数中添加括号,例如:
```python
print('Hello, world!')
```
改为:
```python
print('Hello, world!')
```
2.将Python2的代码转换为Python3的代码。可以使用2to3工具来自动完成这个过程,也可以手动修改代码。
SyntaxError: Missing parentheses in call to 'print'. Did you mean print(asd)?
这个错误提示是因为在Python3中,print函数需要加上括号,而你的代码中没有加上括号。正确的写法应该是print(asd)。如果你想在Python2中使用print语句,则不需要加上括号。下面是两个版本的代码示例:
Python3版本:
```python
print(asd) # 正确写法
print asd # 错误写法
```
Python2版本:
```python
print asd # 正确写法
print(asd) # 错误写法
```