hy | A dialect of Lisp that 's embedded in Python | Code Editor library
kandi X-RAY | hy Summary
kandi X-RAY | hy Summary
. Lisp and Python should love each other. Let’s make it happen. Hy is a Lisp dialect that’s embedded in Python. Since Hy transforms its Lisp code into Python abstract syntax tree (AST) objects, you have the whole beautiful world of Python at your fingertips, in Lisp form. To install the latest alpha of Hy, just use the command pip3 install --pre --user hy. Then you can start an interactive read-eval-print loop (REPL) with the command hy, or run a Hy program with hy myprogram.hy.
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Top functions reviewed by kandi - BETA
- Command line handler .
- Compile the given expression .
- Requires the given source_module to be compiled .
- Evaluates the hytree node .
- Compile a tree from the given module .
- Formats a string as a string .
- Compile an if condition .
- Parse a pattern
- Compile an expression
- Reads tokens from a file and returns them as a string .
hy Key Features
hy Examples and Code Snippets
python setup.py sdist bdist_wheel
# De-install the previous version, if any.
pip uninstall
python setup.py install
# Register your package.
python setup.py register -r pypi
# Upload it!
python setup.py sdist bdist_wheel --universal upload -r pypi
* Overclocking to 128MHz
* DWT CycleCounter
* USART1 with/without printf, with/without interrupts
* I2C1 with PCF8574
* CPU temperature reading via ADC
* CRC calculation (+emulation in C)
* EXTI, Buttons, LEDs
* SysTick Interrupt, delay and time meas
setup(
# ...
package_data={
"": ["*.hy"],
}
# ...
)
pd.concat([df, df+10], ignore_index=True)
pd.concat([df+i for i in range(0, 250, 10)], ignore_index=True).head(40)
pd.concat(map(df.add, range(0, 250, 10)), ignore_index=True)
import pycountry
codes = {c.alpha_2 for c in pycountry.countries}
# or manually set
# codes = {'IT', 'GB', 'USA', 'FR'...}
s = df['TERRITORY'].str.split(', ').explode().drop_duplicates()
print(f'The nations that were not converted are: {"
wis = tkinter.simpledialog.askstring("what it is?")
wis = tkinter.simpledialog.askstring("what it is?", "what it is?")
{'af': 'Afrikaans', 'ar': 'Arabic', 'bg': 'Bulgarian', 'bn': 'Bengali', 'bs': 'Bosnian', 'ca': 'Catalan', 'cs': 'Czech', 'cy': 'Welsh', 'da': 'Danish', 'de': 'German', 'el': 'Greek', 'en': 'English', 'eo': 'Esperanto', 'es': 'Spanish', 'et
def seperate(x,y):
global cx = x # this is the problem(it highlights the = red)
global cy = y
def seperate(x,y):
global cx
cx= x # this is the problem(it highlights the = red)
global cy
cy
x = [0, 0, 0, 0, 0, 0.16, 0.16, 0.16, 0.16, 0.16, 0.33, 0.33, 0.33, 0.33, 0.33, 0.5, 0.5, 0.5, 0.5, 0.5, 0.66, 0.66, 0.66, 0.66, 0.66, 0.84, 0.84, 0.84, 0.84, 0.84, 1, 1, 1, 1, 1]
y = [0, 0.25, 0.5, 0.75, 1.0,0, 0.25, 0.5, 0.75, 1.0,0, 0.2
def metrics(request):
topcat = CostCat.objects.annotate(sum=Sum('cost__amount')).latest('sum')
return render(request, 'metrics.html', {'topcat': topcat})
from django.db.models import F
def
Community Discussions
Trending Discussions on hy
QUESTION
My dataframe:
...ANSWER
Answered 2022-Mar-30 at 20:55IIUC,
QUESTION
Hy everyone. I have a huge dataset in which I have several nations indicated by ISO-codes. Anyway, there are some nations that are shown with their official name but not with ISO code. I want to find them and then replace them with respective iso-codes.
This is the example of the df I have:
...ANSWER
Answered 2022-Mar-23 at 10:58IIUC, you could split
+explode
and map to a known list of codes (here using pycountry
):
QUESTION
I have the following Hy code:
...ANSWER
Answered 2022-Mar-16 at 15:56You wrote (// (len lst) 2)
, but the equivalent of the corresponding Python code is (get lst (// (len lst) 2))
.
QUESTION
Hy, i try to use powershell to automate some scheduling tasks Should start a cmd.exe in a specific directory.
Unfortunately it returns an error on a specific property
Property: TaskName.Actions.WorkingDirectory
...ANSWER
Answered 2022-Mar-10 at 23:22As the name of the property suggests, $Task.Actions
contains a collection of values (even if in a given situation that collection contains just one element).
PowerShell's member-access enumeration feature allows you to use property access (.WorkingDirectory
) on a collection to get the property values of its elements - that is why $Task.Actions.WorkingDirectory
succeeded - but not also to set property values - that is why $Task.Actions.WorkingDirectory = ...
failed.
You solution options are:
If you know that
.Actions
contains only one action, simply use[0]
to access the one and only element:
QUESTION
Hy guys I have this table: VisitedCity
id timestamp name city 1 2022-02-02 10:02:23 Mark LA 2 2022-01-15 08:45:01 Phil NY 3 2022-02-05 11:09:45 John MIMy query :
...ANSWER
Answered 2022-Feb-21 at 09:45You can't use =
if you don't want an exact match. You need to query for an interval:
QUESTION
I have the following table that can be generated using this code
...ANSWER
Answered 2022-Feb-03 at 21:38How about like this:
QUESTION
Hy Guys
I was wondering how I can get the highest sum of one category.
So i have a model with my categories and a model with my costs which contains a cost category.
My models.py
...ANSWER
Answered 2022-Jan-30 at 18:20You can order by the cost and obtain the last one, so:
QUESTION
I am finding it very difficult to create a view in MySQL, and hope someone could help me out. This is the schema of my db:
...ANSWER
Answered 2022-Jan-29 at 22:07Why not just calculate the rank for each team / season within the current view. Now you can join with that for any rank (and for any season) you wish, as needed.
If you need the previous year rank, we can use LAG to do that, in a subsequent expression, or just join based on some expression related to the year.
Notice the RANK
expression in the select list.
The suggestion (for MySQL 8.0+):
QUESTION
The following three examples fail with the following errors:
...ANSWER
Answered 2021-Dec-25 at 01:45The following works for me on Hy master. Did you forget the require
?
QUESTION
I have a program that exhibits the behavior of a memory leak. It gradually takes up all of the systems memory until it fills all swap space and then the operating system kills it. This happens once every several days.
I have extensively profiled the heap in a manner of ways (-hy, -hm, -hc) and tried limiting heap size (-M128M) tweaked the number of generations (-G1) but no matter what I do the heap size appears constant-ish and low always (measured in kB not MB or GB). Yet when I observe the program in htop, its resident memory steadily climbs.
What this indicates to me is that the memory leak is coming from somewhere besides the GHC heap. My program makes use of dependencies, specifically Haskell's yaml
library which wraps the C library libyaml
, it is possible that the leak is in the number of foreign pointers it has to objects allocated by libyaml
.
My question is threefold:
- What places besides the GHC heap can memory leak from in a Haskell program?
- What tools can I use to track these down?
- What changes to my source code need to be made to avoid these types of leaks, as they seem to differ from the more commonly experienced space leaks in Haskell?
ANSWER
Answered 2021-Dec-23 at 23:33This certainly sounds like foreign pointers aren't being finalized properly. There are several possible reasons for this:
- The underlying C library doesn't free memory properly.
- The Haskell library doesn't set up finalization properly.
- The
ForeignPtr
objects aren't being freed.
I think there's actually a decent chance that it's option 3. If the RTS consistently finds enough memory in the first GC generation, then it just won't bother running a major collection. Fortunately, this is the easiest to diagnose. Just have your program run System.Memory.performGC
every so often. If that fixes it, you've found the bug and can tweak just how often you want to do that.
Another possible issue is that you could have foreign pointers lying around in long-lived thunks or other closures. Make sure you don't.
One particularly strong possibility when working with a wrapped C library is that the wrapper functions will return ByteString
s whose underlying arrays were allocated by C code. So any ByteString
s you get back from yaml
could potentially be off-heap.
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install hy
You can use hy like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.
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