added function comments and code cleanup

library/borrowform.py

@@ -8,9 +8,8 @@ from wtforms import validators
 from wtforms.validators import Length
 
 
-
 class BorrowForm(FlaskForm):
-    """Borrow a book form."""
+    """Borrow a publication form."""
 
     borrowed = StringField(
         "Fill in your name if you're going to borrow this publication.",

library/csvparser/csvparser.py

@@ -25,6 +25,7 @@ fieldnames = [
 
 
 def parsecsv():
+    """Test function to inspect csv file as dict"""
     libcsv = open(os.path.join(script_dir, "varlib.csv"), "r")
     with libcsv:
         csv_as_dict = csv.DictReader(libcsv)
@@ -32,6 +33,7 @@ def parsecsv():
 
 
 def getpublications():
+    """get an overview of all publications for the main page"""
     libcsv = open(os.path.join(script_dir, "varlib.csv"), "r")
     with libcsv:
         csv_as_dict = csv.DictReader(libcsv)
@@ -54,9 +56,8 @@ def getpublications():
 
 
 def hasimage(id):
+    """does this Id from the csv have an image uploaded"""
     image_jpg = os.path.join(image_dir, "image-{0}.jpg".format(id))
-    image_png = os.path.join(image_dir, "image-{0}.png".format(id))
-    image_gif = os.path.join(image_dir, "image-{0}.gif".format(id))
     if os.path.exists(image_jpg):
         return True
     else:
@@ -64,6 +65,7 @@ def hasimage(id):
 
 
 def gettypes():
+    """for the dynamic menu get the unique types of publicatons"""
     libcsv = open(os.path.join(script_dir, "varlib.csv"), "r")
     with libcsv:
         csv_as_dict = csv.DictReader(libcsv)
@@ -76,6 +78,7 @@ def gettypes():
 
 
 def getyears():
+    """for the dynamic menu get the unique years for publicatons"""
     libcsv = open(os.path.join(script_dir, "varlib.csv"), "r")
     with libcsv:
         csv_as_dict = csv.DictReader(libcsv)
@@ -91,6 +94,7 @@ def getyears():
 
 
 def getlicenses():
+    """for the dynamic menu get the unique liscenses for publicatons"""
     libcsv = open(os.path.join(script_dir, "varlib.csv"), "r")
     with libcsv:
         csv_as_dict = csv.DictReader(libcsv)
@@ -105,6 +109,7 @@ def getlicenses():
 
 
 def getfieldsofinterest():
+    """for the R&R page get the fields of interest from the publicatons"""
     libcsv = open(os.path.join(script_dir, "varlib.csv"), "r")
     with libcsv:
         csv_as_dict = csv.DictReader(libcsv)
@@ -116,6 +121,7 @@ def getfieldsofinterest():
 
 
 def getpublicationfromcsvrow(row):
+    """get entire publication info from a csv row"""
     year = row["Year"]
     if not year:
         year = "Unknown"
@@ -146,6 +152,7 @@ def getpublicationfromcsvrow(row):
 
 
 def getfullpublication(pubid):
+    """For the single book view, most complete overview"""
     libcsv = open(os.path.join(script_dir, "varlib.csv"), "r")
     pubinfo = {}
     with libcsv:
@@ -159,6 +166,7 @@ def getfullpublication(pubid):
 
 
 def generatenewpublicationid():
+    """When uploading a book generate a new unique ID"""
     libcsv = open(os.path.join(script_dir, "varlib.csv"), "r")
     allidsincsv = []
     with libcsv:
@@ -169,6 +177,7 @@ def generatenewpublicationid():
 
 
 def writepublication(uploadform):
+    """When uploading a publication writes entry to the csv"""
     id = generatenewpublicationid()
     with open(
             os.path.join(script_dir, "varlib.csv"),
@@ -196,12 +205,13 @@ def writepublication(uploadform):
 
 
 def editborrowedby(pubid, borrower):
+    """Edits the borrowed by field for a publication entry in csv"""
     tempfile = NamedTemporaryFile('w+t', newline='', delete=False)
     filename = os.path.join(script_dir, "varlib.csv")
     with open(filename, 'r', newline='') as libcsv, tempfile:
         csv_as_dict = csv.DictReader(libcsv)
         csv_as_writer = csv.DictWriter(tempfile, fieldnames=fieldnames)
-        #use the reader to read where, then writer to write the new row.
+        # use the reader to read where, then writer to write the new row.
         csv_as_writer.writeheader()
         for row in csv_as_dict:
             if pubid == row["Id"]:

library/page.py

@@ -28,7 +28,6 @@ from csvparser.csvparser import (
 )
 
 
-
 csrf = CSRFProtect()
 APP = flask.Flask(__name__, static_folder="static")
 APP.config['SECRET_KEY'] = 'ty4425hk54a21eee5719b9s9df7sdfklx'
@@ -54,6 +53,7 @@ def index():
 
 @APP.route("/upload", methods=["GET", "POST"])
 def upload():
+    """Upload route, a page to upload a book to the csv"""
     uploadform = PublicationForm()
     if request.method == 'POST':
         if (uploadform.validate_on_submit() and
@@ -69,7 +69,7 @@ def upload():
 
 @APP.route("/<publicationID>", methods=["GET", "POST"])
 def show_book(publicationID):
-    """route for a publication, still needs to be made"""
+    """route for a single publication, shows full info and allows borrowing"""
     fullpublication = getfullpublication(publicationID)
     borrowform = BorrowForm()
     if request.method == 'POST':
@@ -94,20 +94,21 @@ def show_book(publicationID):
 
 @APP.route("/pastevents")
 def pastevents():
-    """show past events and book recommendations"""
+    """show past R&R events and book recommendations"""
     events = getevents()
     return render_template("pastevents.html", events=events)
 
 
 @APP.route("/upcoming")
 def latestevent():
-    """show upcoming or latest event and book recommendations"""
+    """show upcoming or latest R&R events and book recommendations"""
     event = getlatestevent()
     return render_template("upcomingevent.html", event=event)
 
 
 @APP.context_processor
 def upcoming_or_latest():
+    """determines wether the newest R&R event is upcoming or not"""
     upcoming = True
     ics = get("https://varia.zone/events.ics").text
     gcal = Calendar.from_ical(ics)
@@ -124,13 +125,16 @@ def upcoming_or_latest():
 
     return dict(upcoming=upcoming)
 
+
 def saveimage(image, id):
+    """helper function that can save images"""
     print(image.filename)
     filename = secure_filename("image-{0}.jpg".format(id))
     image.save(os.path.join("static/images/", filename))
 
 
 def checksecret(secret):
+    """small simple check to a secret, library group members can upload"""
     with open("secret") as f:
         secrethash = f.readline().rstrip()
         if bcrypt.checkpw(secret.encode("utf-8"), secrethash.encode("utf-8")):

library/uploadform.py

@@ -1,7 +1,6 @@
 """Form object declaration."""
 from flask_wtf import FlaskForm
 from flask_wtf.file import FileField, FileAllowed
-from werkzeug.utils import secure_filename
 from wtforms import validators
 from wtforms import (
     StringField,