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Update examples

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This commit is contained in:
Roland Thomas Jr
2023-09-15 12:55:39 -04:00
parent c69e9801e9
commit 1b4ba81ab0
16 changed files with 217 additions and 325 deletions
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58
readline/creatures.py Normal file → Executable file
View File

@@ -1,12 +1,21 @@
#!/usr/bin/env
"""
This module implements a simple console application to manage a list of creatures.
It provides functionalities to add a creature to the list, lookup creatures with
autocomplete support (press tab to auto-complete creature names), and quit the
application.
"""
import readline
creatures = []
def add_creature():
creature = input("Enter a creature name: ")
creatures.append(creature)
print(f"{creature} added to the list of creatures.")
def lookup_creature():
def completer(text, state):
options = [c for c in creatures if c.startswith(text)]
@@ -14,46 +23,51 @@ def lookup_creature():
return options[state]
else:
return None
readline.set_completer(completer)
readline.parse_and_bind("tab: complete")
print("List of creatures:")
for creature in creatures:
print(f"- {creature}")
while True:
creature = input("Enter the name of a creature or press enter to return to the main menu: ")
creature = input(
"Enter the name of a creature or press enter to return to the main menu: "
)
if not creature:
break
elif creature in creatures:
print(f"{creature} found!")
else:
print(f"{creature} not found.")
readline.set_completer(None)
readline.parse_and_bind("tab: ")
def quit():
print("Goodbye!")
exit()
menu = {
"1": add_creature,
"2": lookup_creature,
"3": quit
}
while True:
print("Menu:")
print("[1] Add Creature")
print("[2] Lookup Creature")
print("[3] Quit")
choice = input("Enter your choice: ")
action = menu.get(choice)
if action:
action()
else:
print(f"{choice} is not a valid option.")
menu = {"1": add_creature, "2": lookup_creature, "3": quit}
def main():
while True:
print("Menu:")
print("[1] Add Creature")
print("[2] Lookup Creature")
print("[3] Quit")
choice = input("Enter your choice: ")
action = menu.get(choice)
if action:
action()
else:
print(f"{choice} is not a valid option.")
if __name__ == "__main__":
main()

29
readline/mtg.py Normal file → Executable file
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@@ -1,15 +1,25 @@
#!/usr/bin/env python3
"""
This module defines a command-line interface (CLI) application which allows
users to interact with a predefined list of completion options, specifically,
card names from the "Alara Reborn" set.
It leverages the `cmd` module to build the CLI and has tab-completion
functionality for adding items from the predefined list of card names.
"""
import cmd
completions = [
'Mage Slayer (Alara Reborn)',
'Magefire Wings (Alara Reborn)',
'Sages of the Anima (Alara Reborn)',
'Sanctum Plowbeast (Alara Reborn)',
'Sangrite Backlash (Alara Reborn)',
'Sanity Gnawers (Alara Reborn)',
'Sen Triplets (Alara Reborn)'
"Mage Slayer (Alara Reborn)",
"Magefire Wings (Alara Reborn)",
"Sages of the Anima (Alara Reborn)",
"Sanctum Plowbeast (Alara Reborn)",
"Sangrite Backlash (Alara Reborn)",
"Sanity Gnawers (Alara Reborn)",
"Sen Triplets (Alara Reborn)",
]
class mycmd(cmd.Cmd):
def __init__(self):
cmd.Cmd.__init__(self)
@@ -21,9 +31,10 @@ class mycmd(cmd.Cmd):
pass
def complete_add(self, text, line, begidx, endidx):
mline = line.partition(' ')[2]
mline = line.partition(" ")[2]
offs = len(mline) - len(text)
return [s[offs:] for s in completions if s.startswith(mline)]
if __name__ == '__main__':
if __name__ == "__main__":
mycmd().cmdloop()

92
readline/readline_auto_complete.py
View File

@@ -1,92 +0,0 @@
import cmd
import os
import readline
import sys
# Set up history file
histfile = os.path.join(os.path.expanduser('~'), '.history')
try:
readline.read_history_file(histfile)
except FileNotFoundError:
open(histfile, 'wb').close()
# Define add and subtract functions
def add(x, y):
return x + y
def subtract(x, y):
return x - y
# Define command processor
class MyCmd(cmd.Cmd):
prompt = '> '
intro = 'Type help for commands'
def do_exit(self, arg):
"""Exit the program"""
return True
def do_add(self, arg):
"""Add two numbers: add <num1> <num2>"""
try:
num1, num2 = map(float, arg.split())
except ValueError:
print('Invalid input')
return
print(add(num1, num2))
def complete_add(self, text, line, begidx, endidx):
if not text:
completions = ['<num1>', '<num2>']
elif '<num1>' in line:
completions = ['<num2>']
else:
completions = ['<num1>']
return [c for c in completions if c.startswith(text)]
def do_subtract(self, arg):
"""Subtract two numbers: subtract <num1> <num2>"""
try:
num1, num2 = map(float, arg.split())
except ValueError:
print('Invalid input')
return
print(subtract(num1, num2))
def complete_subtract(self, text, line, begidx, endidx):
if not text:
completions = ['<num1>', '<num2>']
elif '<num1>' in line:
completions = ['<num2>']
else:
completions = ['<num1>']
return [c for c in completions if c.startswith(text)]
def do_clear(self, arg):
"""Clear the screen"""
if sys.platform.startswith('win'):
os.system('cls')
else:
os.system('clear')
def default(self, line):
print('Invalid command')
def emptyline(self):
pass
# Run command processor
console = MyCmd()
readline.set_completer_delims(' \t\n;')
readline.parse_and_bind('tab: complete')
while True:
try:
line = input(console.prompt)
except EOFError:
break
console.onecmd(line)
# Save history file
with open(histfile, 'w') as f:
readline.write_history_file(histfile)

54
readline/readline_calc.py
View File

@@ -1,54 +0,0 @@
import readline
# Set up history file
histfile = '.history'
try:
readline.read_history_file(histfile)
except FileNotFoundError:
open(histfile, 'wb').close()
# Define add and subtract functions
def add(x, y):
return x + y
def subtract(x, y):
return x - y
# Loop for user input
while True:
# Read user input
try:
line = input('> ')
except EOFError:
break
# Check for exit command
if line == 'exit':
break
# Parse user input
try:
args = line.split()
if len(args) != 3:
raise ValueError
num1 = float(args[0])
num2 = float(args[2])
op = args[1]
if op not in ['+', '-']:
raise ValueError
except ValueError:
print('Invalid input')
continue
# Perform operation
if op == '+':
result = add(num1, num2)
else:
result = subtract(num1, num2)
# Print result and add command to history
print(result)
readline.add_history(line)
# Save history file
readline.write_history_file(histfile)

66
readline/readline_cmd.py
View File

@@ -1,66 +0,0 @@
import cmd
import os
import readline
# Set up history file
histfile = os.path.join(os.path.expanduser('~'), '.history')
try:
readline.read_history_file(histfile)
except FileNotFoundError:
open(histfile, 'wb').close()
# Define add and subtract functions
def add(x, y):
return x + y
def subtract(x, y):
return x - y
# Define command processor
class MyCmd(cmd.Cmd):
prompt = '> '
intro = 'Type help for commands'
def do_exit(self, arg):
"""Exit the program"""
return True
def do_add(self, arg):
"""Add two numbers: add <num1> <num2>"""
try:
num1, num2 = map(float, arg.split())
except ValueError:
print('Invalid input')
return
print(add(num1, num2))
def do_subtract(self, arg):
"""Subtract two numbers: subtract <num1> <num2>"""
try:
num1, num2 = map(float, arg.split())
except ValueError:
print('Invalid input')
return
print(subtract(num1, num2))
def default(self, line):
print('Invalid command')
def emptyline(self):
pass
# Run command processor
console = MyCmd()
readline.set_completer_delims(' \t\n;')
readline.parse_and_bind('tab: complete')
while True:
try:
line = input(console.prompt)
except EOFError:
break
console.onecmd(line)
# Save history file
with open(histfile, 'w') as f:
readline.write_history_file(histfile)

39
readline/readline_test.py
View File

@@ -1,39 +0,0 @@
import atexit
import code
import os
import readline
class HistoryConsole(code.InteractiveConsole):
def __init__(self, locals=None, filename="<console>",
histfile=os.path.expanduser("~/.console-history")):
code.InteractiveConsole.__init__(self, locals, filename)
self.init_history(histfile)
def init_history(self, histfile):
readline.parse_and_bind("tab: complete")
if hasattr(readline, "read_history_file"):
try:
readline.read_history_file(histfile)
except FileNotFoundError:
pass
atexit.register(self.save_history, histfile)
def save_history(self, histfile):
readline.set_history_length(1000)
readline.write_history_file(histfile)
# Run console
console = HistoryConsole()
while True:
try:
line = input('> ')
except EOFError:
break
# Check for exit command
if line == 'exit':
break
# Process user input
console.push(line)