From f960cd71bce5b5ea72ca9f4a1379ff099cc84ac9 Mon Sep 17 00:00:00 2001
From: Junzi Sun <junzisun@gmail.com>
Date: Wed, 11 Sep 2019 15:36:03 +0200
Subject: [PATCH] move dependencies to extras

---
 README.rst | 19 ++++++++++---------
 setup.py   |  3 ++-
 2 files changed, 12 insertions(+), 10 deletions(-)

diff --git a/README.rst b/README.rst
index f2a2649..0df40d2 100644
--- a/README.rst
+++ b/README.rst
@@ -65,21 +65,22 @@ http://pymodes.readthedocs.io
 Install
 -------
 
-To install the latest version development from the GitHub:
+The pyModeS can be installed with extra option ``[all]`` in order to install dependencies ``pyzmq`` and ``pyrtlsdr`` automatically.
 
-::
+Installation examples::
 
-  pip install git+https://github.com/junzis/pyModeS
-
-
-To install the latest stable version from pip:
+  # stable version, basic
+  pip install pyModeS
 
-::
+  # stable version, including dependencies for streamer and rtlsdr
+  pip install pyModeS[all]
 
-  pip install pyModeS
+  # development version, basic
+  pip install git+https://github.com/junzis/pyModeS
 
+  # development version, including dependencies for streamer and rtlsdr
+  pip install git+https://github.com/junzis/pyModeS#egg=pyModeS[all]
 
-The library requires several dependencies (``numpy``, ``pyzmq``, ``pyrtlsdr``), which will be installed automatically when you install pyModeS using ``pip``.
 
 
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diff --git a/setup.py b/setup.py
index 7b80193..6ae03cf 100644
--- a/setup.py
+++ b/setup.py
@@ -74,7 +74,7 @@ setup(
     # your project is installed. For an analysis of "install_requires" vs pip's
     # requirements files see:
     # https://packaging.python.org/en/latest/requirements.html
-    install_requires=["numpy", "argparse", "pyzmq", "pyrtlsdr"],
+    install_requires=["numpy"],
     # List additional groups of dependencies here (e.g. development
     # dependencies). You can install these using the following syntax,
     # for example:
@@ -83,6 +83,7 @@ setup(
     #     'dev': ['check-manifest'],
     #     'test': ['coverage'],
     # },
+    extras_require={"all": ["argparse", "pyzmq", "pyrtlsdr"]},
     # If there are data files included in your packages that need to be
     # installed, specify them here.  If using Python 2.6 or less, then these
     # have to be included in MANIFEST.in as well.