adding some new labs and work for the online class

Author: Dan Finn

lab_11.py

@@ -0,0 +1,28 @@
+#!/usr/bin/python
+
+import sqlite3
+
+class LogMessage:
+  def __init__(self,database):
+    self.database = database
+    self.db = sqlite3.connect(self.database)
+    self.db.execute('create table if not exists LogMessage(error_message text)')
+    self.db.commit()
+    self.db.close()
+
+  def read(self):
+    self.db = sqlite3.connect(self.database)
+    input = self.db.execute('select * from LogMessage')
+    for line in input:
+      print(line)
+    self.db.close()
+
+  def write(self,error):
+    self.db = sqlite3.connect(self.database)
+    self.db.execute('insert into LogMessage (error_message)values(?)', (error,))
+    self.db.commit()
+    self.db.close()
+    
+error_logging = LogMessage('/tmp/error_log.db')
+error_logging.write('this is an error message')
+error_logging.read()

random_return.py

@@ -0,0 +1,14 @@
+#!/usr/bin/python
+
+def check_string(string):
+  if string.lower() == "true" or string.lower() == "false":
+    return "Boolean"
+  elif string.isdigit():
+    return "Digit"
+  elif string.isalnum():
+    return "Alphanumeric"
+  else:
+    return "Sorry, that's a type I'm not familiar with"
+
+input=raw_input("Enter a string and I will tell you what type it is : ")
+print check_string(input)

sqlite.py

@@ -6,10 +6,16 @@
 #db.execute('insert into person (firstname,lastname,age)values("Dan","Finn",36)')
 #db.execute('update person set firstname = "Daniel" where lastname = "Finn"')
 #contents = db.execute('select * from person')
-removal = db.execute('delete from person where lastname = "Finn"')
-db.commit()
+#removal = db.execute('delete from person where lastname = "Finn"')
+#db.commit()
 
 #for each in contents:
 #  print (each['firstname'])
 
 #db.commit()
+
+#db.execute('delete from person where age < 18')
+#db.commit()
+#table = db.execute('select * from person')
+#for each in table:
+#  print(each)

working_with_classes.py

@@ -0,0 +1,27 @@
+#!/usr/bin/python
+
+#class Person:
+#  def __init__(self,gender,name):
+#    self.gender = gender
+#    self.name = name
+#
+#  def display(self):
+#    print("You're a ", self.gender ,", and your name is : ", self.name)
+#
+#people = Person('Male','Dan')
+#people2 = Person('Female','Candice')
+#people.display()
+#people2.display()
+
+class Example:
+  def __init__(self, **kwargs):
+    self.variables = kwargs
+  def set_vars(self,k,v):
+    self.variables[k] = v
+  def get_vars(self,k):
+    return self.variables.get(k, None)
+
+var = Example(Age=36, Location='Utah')
+var.set_vars('Name','Dan')
+print(var.get_vars('Name'))
+print(var.get_vars('Location'))