def helplist(dictionary, max_length=20, color="green"):
# the dictionary to be converted into the list
dict = dictionary
# the actual string of the list
string = "\n"
for name in dict.keys():
temp_string = ""
# adding the name of the function as bold and colored as one of the rgb colors passed
if color == "green":
temp_string += colors.bold(colors.green(" "+name))
elif color == "red":
temp_string += colors.bold(colors.red(" "+name))
elif color == "blue":
temp_string += colors.bold(colors.blue(" "+name))
# adding the amount of whitespaces missing until the max character count has been reached
for i in range(0, max_length - len(name), 1):
temp_string += " "
# adding the separation
temp_string += " - "
# adding the content of the description to the string
temp_string += dict[name]
count = 0
for character in temp_string:
string += character
if count == get_terminal_width() + 15:
string += "\n" + (" " * (max_length+4))
count = 0
if len(str(character)) == 1:
count += 1
if string[-1] != "\n":
string += "\n"
return string
def run(process, std="nothing"):
print(c.bold("a"))
print(c.bold(c.green("a")))
print(c.green("a"))
print(c.bold(c.red("a")))
print(c.red("a"))
print(c.bold(c.blue("a")))
print(c.blue("a"))
print(c.bold(c.yellow("a")))
print(c.yellow("a"))
return "a"
def run(self):
"""
the main method of the shell running the infinite loop, continuesly prompting for a command, then attempting to
execute the issued command
:return: (void)
"""
# opening the infinite loop inside of a try statement, so that the SystemExit Exception can be caught
try:
while True:
# first fetching the user input
print(colors.magenta(colors.bold(self.prompt)), end="")
command = input()
if command == "exit":
if self.supershell is None:
sys.exit()
else:
break
# skipping the whole procedure in case the command prompt is empty
if command != "" and command != " ":
# then converting the command into a token list via the parse method
tokenlist = self.parser.parse(command)
# checking for any potential errors
try:
self.analyzer.analyze(tokenlist, command)
# in case the analyzer didnt raise any errors attempting to execute the tokenlist
last_process = self.executer.execute(tokenlist)
while not(last_process.status == "terminated"):
pass
if last_process.is_foreground():
print(Message("result", last_process.output).message)
except error.SyntaxError as e:
print(e.message.message)
except SystemExit as e:
pass
