pnil | Python to Lisp Translator | Transpiler library
kandi X-RAY | pnil Summary
kandi X-RAY | pnil Summary
Python to Lisp Translator
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Top functions reviewed by kandi - BETA
- Parse a file .
- Dispatch a node .
- Return a function representation of a function .
- return a double
- Register a handler for a node .
- Return a function that responds to a string .
- Generate return function .
- Return a string representation of the operator .
- NameDisptacher node name .
pnil Key Features
pnil Examples and Code Snippets
Community Discussions
Trending Discussions on pnil
QUESTION
I have defined the type of a polymorphic list and its constructors, and now trying to write a fonction that concatenate 2 lists but my function concat does not work
...ANSWER
Answered 2022-Mar-15 at 08:00There are two issues with your function: first, you use a
to build some listA A
and not some A
, so its first argument should be listA A
and not A
. Second, its third argument is also incorrect: in the cons
case, you simply want to reuse cons
again, rather than using b
, so this third argument should be pcons A
instead of pcons A a b
.
In the end, you get
QUESTION
I am coding polymorphe lists in coq and I have defined the type as
...ANSWER
Answered 2022-Mar-14 at 14:59Your definition of listA
is the encoding of lists in System F, the polymorphic lambda calculus. To work with these lists, you need to use them as functions rather than resorting to Coq's match
statement. For example:
QUESTION
I've made two sealed abstract classes in Scala
...ANSWER
Answered 2021-Mar-14 at 13:36Please note that pCons
needs to be PixelList
, for the last element of the list. The error you get is because you are trying to cast PNil
into PCons
. This is probably what you are looking for:
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install pnil
You can use pnil 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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