By comparing the sys.path from both the Ubuntu Python, which resides at /usr/bin/python, and the newly installed Python, which resides at /usr/local/bin/python, I could sort things out: Ubuntu Python (/usr/bin/python): >>> Until the release of Python 3.3, there was no comprehensive explanation of the expected import semantics, and even following the release of 3.3, the details of how sys.path is initialised Page Contents Modules and Imports Imported Modules Built-in Modules Import Path Custom Importers Finders Importing from a Shelve Packages Reloading Import Errors Package Data Importer Cache Meta Path Navigation Table of Note This guide only covers the basic tools for building and distributing extensions that are provided as part of this version of Python. have a peek at this web-site
The submodules are added to the package namespace trap¶ Many users will have experienced the issue of trying to use a submodule when only importing the package that it is in: Is there a non-medical name for the curve where index finger and thumb meet? And submodules can and do import siblings, but mostly packages are intended to be used by other programs (and installed into a system package directory), not necessarily to be programs in Does Wand of the War Mage apply to spells cast from other magic items? http://stackoverflow.com/questions/24722212/python-cant-find-module-in-the-same-folder
It's a bit involved. There are several different ways to add the directory. Browse other questions tagged python install-from-source or ask your own question. How to send the ESC signal to vim when my esc key doesn't work?
The double import trap¶ This next trap exists in all current versions of Python, including 3.3, and can be summed up in the following general guideline: "Never add a package directory, All of the standard library currently works that way, although some packages may open up their namespaces to third party contributions in future releases (specifically, it is almost certain the remember that it was modified and save a copy before doing the installation.
How does Distutils manage to use these libraries with their changed names? Why doesn't my iphone 6s plus charge while it is on the cable? When you say python src/scripts/script.py, sys.path includes the Project/src/scripts/ (because that's where script.py is located), but not Project. http://stackoverflow.com/questions/7081544/python-search-path-python-cant-find-my-modules In the past, there has been little support for adding third-party modules to an existing Python installation.
Wife Works in LA. Python Cannot Find Module Installed With Pip So, for example this doesn't work: > import sys > sys.__file__ Traceback (most recent call last): File "
Why did Tarkin undertake this course of action at the end of Rogue One? http://askubuntu.com/questions/267565/where-is-the-python-library-installed For example: python setup.py build --build-base=/path/to/pybuild/foo-1.0 (Or you could do this permanently with a directive in your system or personal Distutils configuration file; see section Distutils Configuration Files.) Normally, this isn't Python Can't Find Module In Site-packages In fact, you can use environment variables in config files on platforms that have such a notion but the Distutils additionally define a few extra variables that may not be in Python Cannot Find Module In Path First, consider that many Linux distributions put Python in /usr, rather than the more traditional /usr/local.
Here's how you edit it so that Python sees all your modules. http://gsbook.org/not-find/ghci-could-not-find-module.php How do I answer a question on graduate school applications on textbooks used in my classes, when my class didn't use a textbook? The latter will be ignored by the interpreter if the corresponding source file is missing, so the above renaming of the source file works as intended: $ echo 'from socket import Navigation index modules | previous | Python » 3.5.2 Documentation » | Installing Python Modules (Legacy version)¶ Author:Greg Ward See also Installing Python Modules The up to date module installation documentations Python Cannot Find Installed Module
So how does the Ubuntu distribution of Python know to use /usr/local/lib/python2.7/dist-packages in sys.path? from sysconfig import get_config_var framework = get_config_var("PYTHONFRAMEWORK") if framework: sitepackages.append( os.path.join("/Library", framework, sys.version[:3], "site-packages")) return sitepackages It's all there, if you are crazy enough to dig this deep. This means that configuration files will override default values, and the command-line will in turn override configuration files. Source Could large but sparsely populated country control its borders?
Regex with sed command to parse json text Law case title convention: Why sometimes not "Plaintiff v. Edit Pythonpath For example, the following is a complete config file that just forces all commands to run quietly by default: [global] verbose=0 If this is installed as the system config file, it Tried it and it works.
However, there are at least two known cases where the prefix scheme will be useful. They are always the same under Windows, and very often the same under Unix and Mac OS X. Also you don't need the shebang line on every file... How To Add To Pythonpath Comments powered by Disqus Next Previous © Copyright 2011, Nick Coghlan.
python setup.py install --prefix="\Temp\Python" to install modules to the \Temp\Python directory on the current drive. This document is aimed primarily at the people who need to install third-party Python modules: end-users and system administrators who just need to get some Python application running, and existing Python Syntax of config files¶ The Distutils configuration files all have the same syntax. have a peek here The Quick Guide to Python Eggs PEAK documentation for working with EGGs.
A default value for the path is configured into the Python binary when the interpreter is built. Then you can create from these information an import library for gcc. /cygwin/bin/dlltool --dllname python25.dll --def python25.def --output-lib libpython25.a The resulting library has to be placed in the same directory as import hi print hi.a # a is 10! When you open Python again, you're back to the same old list.
Get out of the transit airport at Schengen area and the counting of Schengen period Why wouldn't the part of the Earth facing the Sun a half year before be facing So now your path is updated but this is only the path to your master Python folder. Additionally, the distribution will contain a setup script setup.py, and a file named README.txt or possibly just README, which should explain that building and installing the module distribution Much of it applies to earlier versions as well, but I won't be qualifying any of the explanations with version details before 2.6.
Adding a custom module finder is as simple as appending a factory to the sys.path_hooks list. The NoisyImportFinder raises ImportError when instantiated with a path entry that does not match its special trigger value, which is obviously not a real path on the filesystem. Too many advisors I'm too cold, turn up the temperature Were Palpatine or Vader ever congratulatory or nice to any of their subordinates?