* cython/*_imc_termite.*: introduce both print_channel/print_channels

methods featuring csv delimiter option
* imc_raw.hpp: add print_channel()
* python/{example.py,usage.py}: adjust to existing sample file names,
  add print_channel() example
* src/main.cpp: add --delimiter option, additional CLI option checks

python/example.py

@@ -7,16 +7,16 @@ import pyarrow as pa
 import pyarrow.parquet as pq
 from pathlib import Path
 
-fileobj1 = Path("smp/Rangerover_Evoque_F-RR534_2019-05-07/").rglob("*.raw")
+fileobj1 = Path("samples/datasetA/").rglob("*.raw")
 rawlist1 = [str(fl) for fl in fileobj1]
 
-fileobj2 = Path("smp/Mercedes_E-Klasse-2019-08-08/").rglob("*.raw")
+fileobj2 = Path("samples/datasetB/").rglob("*.raw")
 rawlist2 = [str(fl) for fl in fileobj2]
 
 rawlist = rawlist1 #[rawlist1[0],rawlist1[4],rawlist2[0],rawlist2[6]]
 for fil in rawlist2 :
     rawlist.append(fil)
-rawlist.append("smp/pressure_Vacuum.asc")
+rawlist.append("./README.md")
 
 print("")
 print(rawlist)

python/usage.py

@@ -1,10 +1,11 @@
 
 import imc_termite
 import json
+import os
 
 # declare and initialize instance of "imctermite" by passing a raw-file
 try :
-    imcraw = imc_termite.imctermite(b"samples/sampleA.raw")
+    imcraw = imc_termite.imctermite(b"samples/exampleB.raw")
 except RuntimeError as e :
     raise Exception("failed to load/parse raw-file: " + str(e))
 
@@ -22,7 +23,16 @@ print(len(chnydata))
 print(len(chnxdata))
 
 # print the channels into a specific directory
-imcraw.print_channels(b"./")
+imcraw.print_channels(b"./data",ord(','))
+
+# print all channels separately
+idx = 0
+for chn in channels :
+    print(str(idx)+" : "+chn['name']+" : "+chn['uuid'])
+    filname = os.path.join("./data",str(idx) + "_" + chn['name']+".csv")
+    print(filname)
+    imcraw.print_channel(chn['uuid'].encode(),filname.encode(),ord(','))
+    idx = idx + 1
 
 # print all channels in single file
-imcraw.print_table(b"./allchannels.csv")
+# imcraw.print_table(b"./data/allchannels.csv")