def _build_stack_commands(stack_data: StackData, prefix):
# TODO could do check: if path of codeuri refers to something local, use this.
# else use python commands: create_change_set -> wait -> execute_change_set
return List(
f'aws cloudformation package --template-file {stack_data.template_name} --s3-bucket "{stack_data.bucket}" --s3-prefix "{prefix}" --output-template-file outputSamTemplate.yaml',
f'aws cloudformation deploy --template-file outputSamTemplate.yaml --stack-name {stack_data.stack_name} --capabilities CAPABILITY_IAM',
'rm outputSamTemplate.yaml') # use path for this?
def read_rest(file, data):
# file, data = file_data[0], file_data[1]
txt = file.readline().rstrip()
if txt:
row = float * List(*txt.split("\t"))
return Just(data + [list(row)]) >> read_rest(file)
return Just(data)
def moveKnight(pos: KnightPos) -> L[KnightPos]:
c = pos[0]
r = pos[1]
possPos = List((c+2,r-1),(c+2,r+1),(c-2,r-1),(c-2,r+1),(c+1,r-2),(c+1,r+2),(c-1,r-2),(c-1,r+2))
return filter(lambda cr: cr[0] in range(1, 9) and cr[1] in range(1,9), possPos)
def testMonadComparisonExceptionWithNothing(self):
self.givenMonads(List(1, 2, 3), Reader(7))
self.ensureComparisonRaisesException()
def testInequalityOfIdenticalTypes(self):
self.givenMonads(List(1, 2, 3), List(4, 5, 6))
self.ensureMonadsAreNotEqual()
def testEqualityOfIdenticalTypes(self):
self.givenMonads(List(1, 2, 3), List(1, 2, 3))
self.ensureMonadsAreEqual()
def monad_function_g(self, x):
return List(x * 5, x / 2)
def _find_all_new(condition, location: Path):
return List(*[x for x in location.iterdir() if condition(x)])
def test_mplus(self):
self.givenMonoids(List(1, 2, 3), List(2, 3, 4))
self.ensure_mconcat_equals(List(1, 2, 3, 2, 3, 4))
def test_left_identity(self):
self.givenMonoid(List(1, 2, 3))
self.ensure_zero_plus_monoid_equals(List(1, 2, 3))
def positive_and_negative(x):
return List(x, -x)
def add_and_sub(x, y):
return List(y + x, y - x)
yield fib1
for fib in fibonacci(20):
print(fib, end=' ')
print()
#monade
def positive_and_negative(x):
return List(x, -x)
positive_and_negative(9)
x = List(9)
x >> positive_and_negative
x = List(1, 2)
x >> positive_and_negative
@curry
def add_and_sub(x, y):
return List(y + x, y - x)
List(2) >> positive_and_negative >> add_and_sub(3, 4)
#data structure
user = {
"""
fp_task4
just_nothing_list
"""
from pymonad import Just, List, Nothing, curry
@curry
def add(x, y):
return x + y
@curry
def add10(x):
return add() * Just(10) & x
print(add10(List(12, 56, 0, 3)))
print(add10(Just(8)))
print(add10()(Nothing))
def in3(pos: KnightPos) -> L[KnightPos]:
return List(pos) >> moveKnight >> moveKnight >> moveKnight
def testUnitOnList(self):
self.assertEqual(List.unit(8), List(8))
self.assertEqual(unit(List, 8), List(8))
def _create_zip(directory: Path):
result = _ignore_common(
directory
) >> _create_dist_and_copy_files >> _run_pip_install >> _run_zip
return List(result.value) if type(result) == Left else List(
f'Created zip for {result.value}')
def test_mzero(self):
self.givenMonoid(List)
self.get_mzero()
self.ensure_mzero_is(List())
def execute_shell_command(command: str):
# not perfect because execute shell command can throw exceptions
subprocess.run([command], shell=True)
return List(f'Ran command {command}')
def test_associativity(self):
self.givenMonoids(List(1, 2, 3), List(4, 5, 6), List(7, 8, 9))
self.ensure_associativity()
def monad_function_f(self, x):
return List(-x, x)
from pymonad import Just, List, Nothing, curry
@curry
def add(x, y):
return x + y
def add10(x):
return add * Just(10) & x
print(add10(List(1, 2, 3, 4, 5, 6)))
print(add10(Just(33)))
def remove_dir(directory: Path):
try:
rmtree(directory)
return List(f'Deleted directory {directory}')
except FileNotFoundError:
return List(f'No delete needed for {directory} - does not exist')
