Opening a PEX File

The PEX file type is primarily associated with West Publisher.

PEXFile Extension PEX
File extension: PEX
File type:  page layout file

What is a PEX file

PEX files mostly belong to West Publisher by Thomson Reuters. e.PEX files are executable Python source code files that make Python virtual environments. They make it easier to deploy Python applications by allowing deployment via a single command. PEX files use a feature of the Python importer that makes it consider the presence of a __main__.py within the file as a sign to treat that module as an executable.

  • Compatiblity: PEX files can support multiple platforms (eg. OS X, Linux, Windows) and Python interpreters, making them a great option for the distribution of many applications such as command line tools.
  • Usage: You can build PEX files using the pex utility, which is made available when you install it using the pip package manager. This utility has no expected arguments and will, by default, create an empty environment and start it. When no entry points are specified, it starts the interpreter instead. You can change which interpreter is used by specifying the "--python=PATH" parameter. You can also specify other different requirements and entry points.

How do you open PEX files?

You need a suitable software like West Publisher to open a PEX file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your PEX file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a PEX file directly in the browser:. Just drag the file onto this browser window and drop it.

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Programs that open and convert PEX files:

  1. West Publisher by Thomson Reuters
    See the previous paragraphs to learn more about the main application. PEX files are often referred to as West Publisher data files because this type of file is primarily created or used by this software.
  2. Merak Peep (model and report data file) by Schlumberger
    Schlumberger Merak Peep petroleum economic evaluation software is the industry standard for economic modeling of upstream oil and gas projects, used by many economists and engineers, and is intended for the Microsoft Windows platform. It is designed for risk and market sensitivity analysis, forecasting production levels, and estimating reserves. The PEX file contains project reports and model data. This file format is classified as Data. Related links: Training, Support, Schlumberger on Wikipedia
  3. PodFlow (configuration file) by Ikon AVS
    PodFlow is an Ikon AVS podule software, developed for controlling audio-visual projects. It designs the connections and controls between and of the podules in the system. Podules are individual audio-video switching devices - units within the audio-visual system. PEX (Podule EXport) file is a podule configuration file. This file format is classified as Data. Related links: Getting Started, Guide, Video Podule
  4. ProBoard (executable data file) by Telegrafix
    ProBoard is a small-size data exchange service that allows running a computerized BBS (Bulletin Board System) server - where files, messages, and other data can be exchanged between users under the control of the system operator. It was developed by Philippe Leybeart and later sold to Telegrafix. This software is obsoleted and no longer supported. The PEX (ProBoard Executable) file stores executable data. This file format is classified as Executable. Related links: ProBoard archive, Bulletin Board System on Wikipedia

PEX file format details:

To find out what program is needed to open PEX files, you need to determine the file format. The initial characters of a file are called signature, sometimes also referred to as "magic bytes". The signature can be used to infer the file format. Frequently, however, one file extension is used by different programs for different file formats, and one file format for different file extensions. When there is a problem with a file, the first step to solving it is to determine the file format. Our evaluation of the PEX files is as follows:

PEX is one of the most common file extensions and is primarily used by a single program. The file formats most commonly found in PEX files are:

All other PEX files (15%) have no consistent format, often, for example, SilkExplorer - Performance Explorer Workspace, shell script, ZIP and CATC. The category is alias, controller, library, base, spell or util. If you want to find out what your PEX file contains, drag and drop it onto this page.

Technical Data for PEX File Extension

File classification:
Data
Related files:
psc, _pe, esp, zip, bsa, ba2, pew, 7z, fig, ini, rar, nif, p12, esm, rpa, exr, seq, gfx, mpp, dds, ptz

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: PCR Export File Type
EXEFile: %ProgramFiles%\APPLIE~1\PRIMER~1\PrimerExpress.exe %1


a pex page layout file is a special file format by Thomson Reuters and should only be edited and saved with the appropriate software.

How to solve problems with PEX files

  • Associate the PEX file extension with the correct application.
  • Update your software that should actually open page layout files. Because only the current version supports the latest PEX file format. Search, therefore, e.g. on the Thomson Reuters manufacturer website after an available West Publisher update.
  • To make sure that your PEX file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
  • Click here to open your .PEX file online - secure, fast, and no downloads needed.
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