initialize cython interface for tdm_reaper

cython/setup.py

@@ -3,17 +3,17 @@ from distutils.extension import Extension
 from Cython.Build import cythonize
 
 extensions = Extension(
-    name="tdm_ripper",
-    sources=["pytdm_ripper.pyx"],
+    name="tdm_reaper",
+    sources=["cython/tdm_reaper.pyx"],
     # libraries=[""],
     library_dirs=["lib"],
     include_dirs=["lib"],
     language='c++',
-    extra_compile_args=['-std=c++11','-Wno-unused-variable'],
-    extra_link_args=['-std=c++11'],
+    extra_compile_args=['-std=c++17','-Wno-unused-variable'],
+    extra_link_args=['-std=c++17'],
 )
 
 setup(
-    name="tdm_ripper",
+    name="tdm_reaper",
     ext_modules=cythonize(extensions)
 )

cython/tdm_reaper.pxd

@@ -0,0 +1,29 @@
+# cython: language_level = 3
+# distutils: language = c++
+
+# use some C++ STL libraries
+from libcpp.string cimport string
+from libcpp.vector cimport vector
+from libcpp cimport bool
+
+cdef extern from "../lib/tdm_reaper.hpp":
+    cdef cppclass raw_eater:
+        # constructor(s)
+        raw_eater() except +
+        # set new file for decoding
+        # void set_file(string)
+        # # perform conversion (pass any C++ exceptions to Python)
+        # void setup_and_conversion() except +
+        # # get validity of data format
+        # bool get_valid()
+        # # get channel name and unit
+        # string get_name()
+        # string get_unit()
+        # # get time step and time unit
+        # double get_dt()
+        # string get_temp_unit()
+        # # get data array of time and measured quantity's channel
+        # vector[double] get_time()
+        # vector[double] get_data()
+        # # dump all data to .csv
+        # void write_table(const char*,char delimiter)

cython/tdm_reaper.pyx

@@ -0,0 +1,46 @@
+
+from tdm_reaper cimport tdmreaper
+import numpy as np
+import re
+import os
+
+cdef class tdmripper:
+
+  # C++ instance of class => stack allocated (requires nullary constructor!)
+  cdef tdm_reaper tdminst
+
+  # constructor
+  def __cinit__(self):
+    self.tdminst = tdm_reaper()
+
+  # def set_file(self, string rawfile):
+  #   if not os.path.isfile(rawfile) :
+  #     raise ValueError("'" + str(rawfile) + "' does not exist")
+  #   self.rawit.set_file(rawfile)
+  #
+  # def do_conversion(self):
+  #     self.rawit.setup_and_conversion()
+  #
+  # def validity(self):
+  #   return self.rawit.get_valid()
+  #
+  # def channel_name(self):
+  #   return self.rawit.get_name()
+  #
+  # def unit(self):
+  #   return self.rawit.get_unit()
+  #
+  # def dt(self):
+  #   return self.rawit.get_dt()
+  #
+  # def time_unit(self):
+  #   return self.rawit.get_temp_unit()
+  #
+  # def get_time(self):
+  #   return self.rawit.get_time()
+  #
+  # def get_channel(self):
+  #   return self.rawit.get_data()
+  #
+  # def write_table(self, const char* csvfile, char delimiter):
+  #   self.rawit.write_table(csvfile,delimiter)