Fine tuning of debug logs

biscuit/apps/chronos/m2l.py

 import os
 import subprocess
 
+from debug.models import register_log_with_filename
 from schoolapps.settings import BASE_DIR
 
 
@@ -21,9 +22,10 @@ def convert_markdown_2_latex(s):
             os.path.join(BASE_DIR, "latex", "m2l.md"))
         process = subprocess.Popen(bash_command.split(), stdout=subprocess.PIPE)
         output = process.communicate()[0]
-        print("[MD TO LATEX]", output)
-        print("[RETURN CODE]", process.returncode)
-        # register_log_with_filename("m2l", "m2l", "m2l.log", process.returncode)
+        del output
+
+        # Register log file in debugging tool
+        register_log_with_filename("m2l", "m2l", "m2l.log", process.returncode)
 
         # Read converted latex from file
         tex_file = open(os.path.join(BASE_DIR, "latex", "m2l.tex"), "r", encoding="utf8")

biscuit/apps/chronos/pdf.py

@@ -23,9 +23,10 @@ def generate_pdf(tex, filename):
                                                                                              filename))
     process = subprocess.Popen(bash_command.split(), stdout=subprocess.PIPE)
     output = process.communicate()[0]
+    del output
 
+    # Register log file in debugging tool
     register_log_with_filename("latex_{}".format(filename), "latex", "{}.log".format(filename), process.returncode)
-    print("[LATEX]", output)
 
 
 def generate_class_tex(subs, date, header_info, hints=None):

biscuit/apps/chronos/views.py

 import datetime
 import os
+import traceback
 
 from PyPDF2 import PdfFileMerger
 from django.contrib.auth.decorators import login_required, permission_required
@@ -7,6 +8,7 @@ from django.http import Http404, FileResponse
 from django.shortcuts import render, redirect, get_object_or_404
 from django.utils import timezone
 
+from debug.models import register_traceback, register_return_0
 from schoolapps.settings import SHORT_WEEK_DAYS, LONG_WEEK_DAYS
 from timetable.filters import HintFilter
 from timetable.forms import HintForm
@@ -299,16 +301,23 @@ def sub_pdf(request):
         generate_pdf(tex, "class{}".format(i))
 
     # Merge PDFs
-    merger = PdfFileMerger()
-    class0 = open(os.path.join(BASE_DIR, "latex", "class0.pdf"), "rb")
-    class1 = open(os.path.join(BASE_DIR, "latex", "class1.pdf"), "rb")
-    merger.append(fileobj=class0)
-    merger.append(fileobj=class1)
-
-    # Write merged PDF to class.pdf
-    output = open(os.path.join(BASE_DIR, "latex", "class.pdf"), "wb")
-    merger.write(output)
-    output.close()
+    try:
+        merger = PdfFileMerger()
+        class0 = open(os.path.join(BASE_DIR, "latex", "class0.pdf"), "rb")
+        class1 = open(os.path.join(BASE_DIR, "latex", "class1.pdf"), "rb")
+        merger.append(fileobj=class0)
+        merger.append(fileobj=class1)
+
+        # Write merged PDF to class.pdf
+        output = open(os.path.join(BASE_DIR, "latex", "class.pdf"), "wb")
+        merger.write(output)
+        output.close()
+
+        # Register successful merge in debugging tool
+        register_return_0("merge_class", "pypdf2")
+    except Exception:
+        # Register exception in debugging tool
+        register_traceback("merge_class", "pypdf2")
 
     # Read and response PDF
     file = open(os.path.join(BASE_DIR, "latex", "class.pdf"), "rb")