add more comments and sql file

app/static/words.sql

@@ -0,0 +1,18 @@
+PRAGMA foreign_keys = OFF;
+
+
+DROP TABLE IF EXISTS "main"."words";
+CREATE TABLE "words" (
+"user"  TEXT NOT NULL,
+"word"  TEXT NOT NULL
+);
+
+
+INSERT INTO "main"."words" VALUES ('jack', 'numb');
+INSERT INTO "main"."words" VALUES ('jack', 'faint');
+INSERT INTO "main"."words" VALUES ('alice', 'tube');
+INSERT INTO "main"."words" VALUES ('alice', 'cake');
+INSERT INTO "main"."words" VALUES ('tom', 'kite');
+INSERT INTO "main"."words" VALUES ('tom', 'fly');
+INSERT INTO "main"."words" VALUES ('jack', 'be');
+INSERT INTO "main"."words" VALUES ('jack', 'fly');

app/wordCMD.py

@@ -1,7 +1,7 @@
 from flask import Flask, request, Blueprint, render_template
 from UseSqlite import InsertQuery, RecordQuery
 
-TKTK = 'token'
+TKTK = 'token' # set token
 
 show_bp = Blueprint(
     'site',
@@ -9,7 +9,7 @@ show_bp = Blueprint(
 )
 
 
-def make_html_paragraph(s):
+def make_html_paragraph(s): # build the word's table
     if s.strip() == '':
         return ''
     lst = s.split(',')
@@ -18,25 +18,24 @@ def make_html_paragraph(s):
     return result
 
 
-@show_bp.route('/show/<name>/')
+@show_bp.route('/show/<name>/')  # set route for show page <name> means the var name to search
 def show(name):
     token = request.args.get("token")
-
+    # when token is wrong
     if token != TKTK:
         return "token is wrong, please try again"
 
     rq = RecordQuery('./static/wordfreqapp.db')
+    # search the user's words in db
     rq.instructions("SELECT * FROM words where user = \'" + name + "\'")
     rq.do()
-
+    # show the results
     record = '<h1>' + f"Here are {name}'s words:" + '</h1>'
     record += '<table border= \"2\" >'
     record += '<tr>'
     record += '<th>WORDS</th>'
     record += '</tr>'
-    # record += '<tr>'
     for r in rq.format_results().split('\n\n'):
         record += '%s' % (make_html_paragraph(r))
-    # record += '</tr>'
     record += '</table>'
     return record + '\n'