symmetric set difference, 191
synchronous events, 546 - 547
syntactical error exceptions, 337 - 339
syntax
color coding, 53
if statement, 115
for inheritance, 296
input function, 88
for loop, 132
print function, 73 - 75
while loops, 143
T
tables, creating
for MySQL databases, 451 - 452
for PostgreSQL databases, 461 - 463
televisions, connecting Raspberry Pi to analog televisions, 15
terminating
infinite loops, 146 - 147
while loops, 144
test directories, creating modules in, 266 - 267
testing
custom modules, 267 - 268 , 272
function results, 125 - 126
GPIO output, 539 - 540
Python statements, commands used for, 65
strings, 205 - 206
text editors
Leaf Pad, 64
nano
commands, 65
jumping to lines with syntactical errors, 339
Python scripts, creating, 64 - 65
verifying installation, 48
Text widget, 377 - 378
tkinter package, 364 - 372
Button widget, 373
Checkbutton widget, 373 - 375
Entry widget, 397 - 398
event handlers, defining, 370 - 372
Label widget, 373