PyCharm启动报错 TypeError: unsupported operand type(s) for /: ‘str’ and ‘str’ 解决

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PyCharm启动报错 TypeError: unsupported operand type(s) for /: ‘str’ and ‘str’ 解决

这个提示大概是说:"类型错误:不支持操作类型为字符串和字符串",直接把两个字符串(BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))在前面定以为基础路径,也就是整个项目的路径)在列表中连接起来是不合适的,这里系统将"/"理解为了除号,系统理解为"字符串/字符串".实际上这里想表达的意思将BASE_DIR 和'templates'连在一起形成一个完整路径,而&…

python pip install 报错TypeError: unsupported operand type(s) for -=: 'Retry' and 'int' Command "python setup.py egg_info" failed with error code 1 in

pip install http://download.pytorch.org/whl/cu80/torch-0.2.0.post3-cp27-cp27mu-manylinux1_x86_64.whl pip install torchvision 今天在按照上面的命令安装pytorch的时候,首先将whl文件下载到本地,然后直接pip install该文件,再安装的时候报错,TypeError: unsupported operand type(s) for -=: 'Retry' and '…

解决pip安装时出现报错TypeError unsupported operand type(s) for -= 'Retry' and 'int'

1.参考 https://stackoverflow.com/questions/42610545/typeerror-unsupported-operand-types-for-retry-and-int-during-pip 需要设置代理 2.参考https://zhang0peter.com/2018/11/02/pip/ 使用 python -m pip install --upgrade pip更新pip 3.参考https://www.cnblogs.com/YenKoc/p/133…

python TypeError: unsupported operand type(s) for +: 'int' and 'str' [closed]

TypeError: unsupported operand type(s) for +: 'int' and 'str' [closed] sql="insert into auto_transfer_data(atd_type,atd_mogodb_count,atd_mysql_before_count,atd_create_date)values('"+at_type+"','"+str(mongodbcount)+"','"+str(m…

TypeError: unsupported operand type(s) for +: 'float' and 'decimal.Decimal'

TypeError: unsupported operand type(s) for +: 'float' and 'decimal.Decimal' 浮点型和双精度类型相加报错 from decimal import DecimalDecimal( float )+Decimal( float ) …

python3.x元组打印错误 TypeError: unsupported operand type(s) for %: 'NoneType' and 'tuple'

原创by南山南北秋悲欢迎引用!请注明原地址:http://www.cnblogs.com/hwd9654/p/5676746.html 谢谢! TypeError: unsupported operand type(s) for %: 'NoneType' and 'tuple' 打印变量时遇到的问题, 想着c语言中printf("%s", 变量名) python中应该也是类似的语句果断百度,发现是通过语句后附加一个%(变量名)来解决的详细如下: print语句可以使用跟着%…

python TypeError: unsupported operand type(s) for +: 'geoprocessing value object' and 'str'

TypeError: unsupported operand type(s) for +: 'geoprocessing value object' and 'str' if self.params[0].value: mypath=self.params[0].value # cpath=mypath+os.sep+dataset arcpy.env.workspace =cpath 修改如下: if self.params[0].value: mypath=str(self.params[0…