1/6/2023 0 Comments Line numbers thonny![]() ![]() Public static void main(final String arguments) TimeZoneIDs.java package dustin.examples Line numbers thonny code#To demonstrate the use of the above, I will use a simple Java class called TimeZoneIDs.java, whose code listing is shown next. Here is the revised version: groovy -p -e "count + ': ' + line" ![]() However, for my first version of this, I'm going to use a slightly modified version without modifying in place and thus without specifying a backup file extension. bak specified after that tells Groovy to create a backup file with the. The -i option tells Groovy to modify the supplied file in place and the. For example, the page currently includes this example: groovy -pi. Some of these examples include adding line numbers to a text file. The Groovy CLI section of the Groovy User Guide offers several examples of using command-line Groovy with the options -i, -e, and -p. In this post, I look at a couple variations of this common example. Not only does this demonstrate the -e and -p options well, but its a useful little tool because there are often times when we want to quickly see a line number in a file for reference. So check out the Rich console.A commonly used example to demonstrate Groovy's groovy launcher -e and -p options is adding line numbers to a specified text file. I use it in my Django projects all the time. Line numbers thonny plus#Plus console.log() can be used in any python script that prints to the console. Notice that not only do we get the filename and line number on the right – but we also get the time (to the second) that the script ran on the left.Īll that info for free! And in a really pythonic way. We print out where we are up to with another console.log() command, run another loop and then print some more. Then we run a loop – in practice this would be your code. You remember how I said rich allows you to print colors? Well here we are! There are plenty of colours to choose from – as well as all the hex and rgb colors as well (provided your terminal supports them). In line 5 we are printing to the console that we are beginning – and we’ve given it the color red. In the virtual environment of your choice – begin by installing Rich.Ĭonsole.log("Starting loop.", style="red")Ĭonsole.log(f"In between loops ", style="green") You know text with colors and other things like … line numbers! Lets get started! The Rich library is built to for writing rich text. ![]() Wouldn’t it be great if someone had already handled the icky for you? Enter the Rich formatting library! Often you end up calling modules you’ve never heard of from some script found on some dodgy looking site and it all just feel unpythonic and icky. In the past this has been a complete nightmare. So it would be great if we could print the file and line number of where the print statement lives. ![]() Source: Tips for debugging with print()īut one of the of problems with printing to the console, is that in large scripts you can end up with hundreds of print statements and often no guidance from where any particular print statements is being called. In fact, printing to the console is a perfectly valid way of debugging. ![]()
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