Add python bindings + package (#10)

* wip : python package

* wip : minor fixes

* wip : upload package to main pypi

* wip : initial text encoding

* wip : extending C api

* wip : use map of global instances

* wip : added decode functionality

* update main README

bindings/python/setup.py

@@ -0,0 +1,47 @@
+from setuptools import setup, Extension
+from codecs import open
+import os
+
+cmdclass = {}
+long_description = ""
+
+# Build directly from cython source file(s) if user wants so (probably for some experiments).
+# Otherwise, pre-generated c source file(s) are used.
+# User has to set environment variable GGWAVE_USE_CYTHON.
+# e.g.: GGWAVE_USE_CYTHON=1 python setup.py install
+USE_CYTHON = os.getenv('GGWAVE_USE_CYTHON', False)
+if USE_CYTHON:
+    from Cython.Build import build_ext
+    ggwave_module_src = "ggwave.pyx"
+    cmdclass['build_ext'] = build_ext
+else:
+    ggwave_module_src = "ggwave.bycython.cpp"
+
+# Load README.rst into long description.
+# User can skip using README.rst as long description: GGWAVE_OMIT_README_RST=1 python setup.py install
+OMIT_README_RST = os.getenv('GGWAVE_OMIT_README_RST', False)
+if not OMIT_README_RST:
+    here = os.path.abspath(os.path.dirname(__file__))
+    with open(os.path.join(here, 'README.rst'), encoding='utf-8') as f:
+        long_description = f.read()
+
+setup(
+    # Information
+    name = "ggwave",
+    description = "Tiny data-over-sound library.",
+    long_description = long_description,
+    version = "0.1.3",
+    url = "https://github.com/ggerganov/ggwave",
+    author = "Georgi Gerganov",
+    author_email = "ggerganov@gmail.com",
+    license = "MIT",
+    keywords = "data-over-sound fsk ecc serverless pairing qrcode ultrasound",
+    # Build instructions
+    ext_modules = [Extension("ggwave",
+                             [ggwave_module_src, "ggwave/src/ggwave.cpp"],
+                             include_dirs=["ggwave/include", "ggwave/include/ggwave"],
+                             depends=["ggwave/include/ggwave/ggwave.h"],
+                             language="c++",
+                             extra_compile_args=["-O3", "-std=c++11"])],
+    cmdclass = cmdclass
+)