I have a folder full of files and these doesnt have an extension. How can I check file types I want to check the file type and change the filename accordingly. Let. Glossary The default Python prompt of the interactive shell. Often seen for code examples which can be executed interactively in the interpreter. The official home of the Python Programming Language. Python Find Type Of File' title='Python Find Type Of File' />Pythonpip install pil. It generated the following error. Unable to find vcvarsall. So, I did some research and found quite a few answers to all my questons. So, I thought i should compile them together so this might be useful for those who faced this problem too. In fact, it might be useful for me too in future. Reason The problem occurs probably because the library you are trying to install contains some CC code. It needs to compile them. It tries to compile the source code Microsoft Visual Studios compiler,  as you are working on a windows machine and its unable to find it. Its a prerty common issue. Pythons distutils does not go well with MSVC Tool chain. Now, if you want to get around this problem there are a couple of soultions. Solution 1. First solution is pretty straight forward. If you are in dire need of installing the library, dont have much time to do inquiries and dont care whatever caused the problem, you can just download a complied binary file and just install it in your system. You can find a lot of complied binaries of python libraries here. Another solution is to use GCC to complie the library. You can use this library to install GCC which will configure python for you automatically. Otherwise, you can use Min. GW. Download and install Min. GW.  Installation Directory C Program Files x. Min. GWAdd it to your path variable. Go to Start Menu and type edit environment variableClick on edit the system environment variable. An window will open. Click on Environment Variables. In the system variable section find the variable called PATH. Click on edit and add this line at the end C Program Files x. Min. GWbin. Now whenever you face this error while installing a python library, you can tell the installer to use Min. GW as compiler.  Run the command prompt. As you have set up the environment variable run install command and specify compiler to be Min. GW3. 2 by this command. If you dont want to specify complier each time you install a new library or you want to use easyinstall or pip you can set this in distutils configuration. Songs Of Muhammad Rafi. Go to your python installation directory and edit the disutils. If your python installation directory is C Python. C Python. 27Libdistutilsdistutils. Note that, distutils. In that case, create a blank file and rename it to distutils. If you are still reading this either you are too desperate or you dont like Min. GWGCC or you are a hardcore fan of MS Visual Studio. Well guess what, I have found a solution for you too. Install a copy of MS Visual Studion 2. Express. Open msvc. C Python. 27Libdistutilsmsvc. VS1. 00. COMNTOOLS. If you want to avoid manifest errors you can add this after line 6. MANIFEST. Now you have to setup environment variable for Visual Studion so that python finds it. Say your installation directory is C Program Files x. Microsoft Visual Studio 1. In your environment variable system variable Path variable add this value C Program Files x. Microsoft Visual Studio 1. Common. 7ToolsYou can also set this globally in command promptset VS1. COMNTOOLSC Program Files x. Microsoft Visual Studio 1. Common. 7Toolssource. So, this is it. Hopefully you have solved your problem by now. Syntax. Highlighter was used in this blog post. See this post for details.