Merge pull request #160 from dbosk/add-canvas-id-to-courses-output

Adds -i/--id option to courses command

src/canvaslms/cli/courses.nw

@@ -21,7 +21,7 @@ def add_command(subp):
   courses_parser = subp.add_parser("courses",
     help="Lists your courses",
     description="Lists your courses. Output, CSV-format: "
-      "<course-code> <course-name> <start-time> <end-time>")
+      "<<columns in CSV output>>")
   courses_parser.set_defaults(func=courses_command)
   <<add arguments>>
 @
@@ -82,13 +82,26 @@ if not args.all:
 
 We have the course data in a [[course]] object.
 Now we just print the interesting data about it.
+<<columns in CSV output>>=
+<canvas ID>* <course-code> <course-name> <start-time> <end-time>
 <<write course data to output>>=
-output.writerow([
+row = []
+if args.id:
+  row.append(course.id)
+row.extend([
   course.course_code,
   course.name,
   course.start_at,
   course.end_at
 ])
+output.writerow(row)
+@
+
+We add the option [[--id]] to show the Canvas ID of the course.
+<<add arguments>>=
+courses_parser.add_argument("-i", "--id",
+  action="store_true", default=False,
+  help="Include Canvas ID of the course as first column.")
 @