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How to generate keyboard events in Python?
...(1, ctypes.byref(x), ctypes.sizeof(x))
def AltTab():
"""Press Alt+Tab and hold Alt key for 2 seconds
in order to see the overlay.
"""
PressKey(VK_MENU) # Alt
PressKey(VK_TAB) # Tab
ReleaseKey(VK_TAB) # Tab~
time.sleep(2)
ReleaseKey(VK_MENU) # Alt~
if __name__ ...
Circle line-segment collision detection algorithm?
I have a line from A to B and a circle positioned at C with the radius R.
27 Answers
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How do you write tests for the argparse portion of a python module? [closed]
...
You should refactor your code and move the parsing to a function:
def parse_args(args):
parser = argparse.ArgumentParser(...)
parser.add_argument...
# ...Create your parser as you like...
return parser.parse_args(args)
Then in your main...
Do try/catch blocks hurt performance when exceptions are not thrown?
...mployee we came across a large section of code inside a try{} block. She and an IT representative suggested this can have effects on performance of the code. In fact, they suggested most of the code should be outside of try/catch blocks, and that only important sections should be checked. The Micr...
How can I open multiple files using “with open” in Python?
...
Just replace and with , and you're done:
try:
with open('a', 'w') as a, open('b', 'w') as b:
do_something()
except IOError as e:
print 'Operation failed: %s' % e.strerror
...
IOCTL Linux device driver [closed]
...space application to send it orders. However, ioctls are not very flexible and tend to get a bit cluttered (dozens of "magic numbers" which just work... or not), and can also be insecure, as you pass a buffer into the kernel - bad handling can break things easily.
An alternative is the sysfs interf...
How to divide flask app into multiple py files?
...ication currently consists of a single test.py file with multiple routes and the main() route defined. Is there some way I could create a test2.py file that contains routes that were not handled in test.py ?
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How do I change the string representation of a Python class? [duplicate]
...repr__(self):
return 'a'
a = A()
json.dumps(a)
produces
'""'
and not
'"a"'
as would be expected.
EDIT: answering mchicago's comment:
unicode does not have any attributes -- it is an immutable string, the value of which is hidden and not available from high-level Python code. The j...
Running unittest with typical test directory structure
...
The best solution in my opinion is to use the unittest command line interface which will add the directory to the sys.path so you don't have to (done in the TestLoader class).
For example for a directory structure like this:
new_project
├── antigravity.py
└── test_antig...
Python division
...s trying to normalize a set of numbers from -100 to 0 to a range of 10-100 and was having problems only to notice that even with no variables at all, this does not evaluate the way I would expect it to:
...