Can only concatenate str not nonetype to str

Posted on Jan 09, Reading time: 3 minutes.

In this article, we will discuss what the typeerror: can only concatenate str not nonetype to str error message means and why it occurs. In addition, this error occur if you are trying to concatenate a None value with a string which is the Python cannot determine the data type of the None value, leading to a TypeError. Since name has a value of None , the concatenation will result in an error due to the inability to concatenate a string with a None value. Finally, the print function is called to print the value of the greeting variable, which will fail due to the error. The first solution to solve this error is that you will need to check first the value of your variable using an if statement to avoid concatenating a None with a string.

Can only concatenate str not nonetype to str

I hope this is posted in the right place. I am troubleshooting a script that I have been running for almost a year now which updates a hosted feature service in ArcGIS Online. We recently upgraded our ArcMap and Server to I am wondering if this update has something to do with it? Please help. Go to Solution. Dan and other's who may see this thread. A good old fashion truncate table and append worked! View solution in original post. Thank you for replying. Yes, it says line 49 in the actual script which is calling out the sdItem.

The error message you cite sounds like it comes from Python rather than Core Splunk.

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Already on GitHub? Sign in to your account. I implemented a custom recursive get that allows my tool to transfer all the files and directories contained in a target path, including its subdirectories.

We use cookies to operate this website, improve usability, personalize your experience, and improve our marketing. Privacy Policy. By clicking "Accept" or further use of this website, you agree to allow cookies. This error occurs when you try adding concatenating an integer to a string. This error happens most commonly when trying to print an integer variable or writing information to a file. You would also get this error when adding a float or list to a string or other data types. Types in Python have various associated methods , which restrict what you can or can't do with that specific data type.

Can only concatenate str not nonetype to str

You can also check out our other articles on TypeError here. The TypeError occurs when you try to operate on a value that does not support that operation. What do you expect the output to be?

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CSV file through the initial "Add Data" screen on the web interface. User Groups. Any more ideas on what the problem could be? That gets a bit difficult since you are using the arcgis module which is now at 2. Is there maybe a validation tool that we can run to check, if the log file is OK to import? Where this occurs depends on whether any of your print statements are even reached. It is often used to indicate that a variable or argument has not been assigned a value or that a function does not return anything. Already have an account? Meaning there was something wrong with the source data However, when I use the same method with the same parameters, except from obtaining them as results of the previously shown logic, the script transfers all the files of the parent directory and, after the last one, returns the exception "TypeError: can only concatenate str not "NoneType" to str", in the same line of code that worked for the previous iterations.

Posted on Jan 09,

Index This How many sides does a circle have? Notifications Fork 2k Star 8. Any chance this changed with our upgrade? Seems to be a browser session issue. About Hello! Anything else? You can do this by using an if.. Thanks in advance! Welcome Feedback. When you call a function that has no return statement, the function will return a None value implicitly. Practitioner Resources. Unsubscribe anytime.