diff README.txt @ 0:6873638f82ce default tip

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author Jeff Hammel <k0scist@gmail.com>
date Mon, 06 Feb 2017 03:40:08 +0000
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+# pypedream
+
+python + other packaging works
+
+      ______
+     |______|
+      |    |
+      |____|
+
+
+
+## What's inside
+
+This is a toolbox for dealing with packages as it stands.  Install
+this your usual way, e.g.:  `python setup.py develop`
+
+## Console scripts
+
+Invoke with `--help` for usage info.
+
+- `py2rpm`: script for fetching an python package from http://pypi.python.org/
+  and its dependencies using `pip` and converting to RPMs using
+  `python setup.py bdist_rpm`.  Requires the `pip` and `rpmbuild` on
+  your system.
+
+- `py2centos`: the problem with using `bdist_rpm` is that it converts
+  the python package to an RPM as appropriate for your current
+  environment.  What is desired is a package for, at current, the
+  Centos 6 operating system.  In order to surmount these difficulties,
+  Docker is used by `py2centos` to provision a Centos 6 container,
+  copy the `py2rpm.py` python script into the container, and set up an
+  execution endpoint that will generate the Centos RPMs in an output
+  directory.
+
+
+## fpm
+
+`fpm` is a ruby package manipulation tool.  You can use `py2rpm` with
+the `--fpm` option, if you have the `fpm` command line program on your
+path, to do the conversion with this tool.  The advantage is that the
+package dependencies are noted correctly.  By default, an additional
+namespace of `python-` is prepended to the package name.  This is
+probably desirable.
+
+
+## RPM
+
+Querying rpm dependencies:
+
+    # rpm -qpR *.rpm
+
+Listing files in an rpm:
+
+    # rpm -qlp *.rpm
+
+
+## Links
+
+- https://github.com/jordansissel/fpm
+- https://github.com/jordansissel/fpm/wiki/ConvertingPython
+- http://www.alexhudson.com/2013/05/24/packaging-a-virtualenv-really-not-relocatable/