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Python, os.path.realpath returns extra '/

11

Hi Matthias, On klayout-HW-klayout-0.27-macOS-BigSur-1-qt5Brew-RsysPhb38, in the Macro window in Python the following code returns something different than on the 0.26 versions, namely extra prepended characters: ``` > import os >...

lukasc-ubc

Build breaks: unable to find library -lklayout_lib

4

``` cd common/ && ( test -e Makefile || /usr/local/bin/qmake-qt5 -o Makefile /disk-samsung/freebsd-ports/cad/klayout/work/klayout-0.27.3/src/plugins/streamers/common/common.pro 'RUBYLIBFILE="/usr/local/lib/libruby27.so.27"' 'RUBYVERSIONCODE="20705"' 'HAVE_RUBY="1"' 'PYTHON="/usr/local/bin/python3.8"' 'PYTHONLIBFILE="/usr/local/lib/libpython3.8.so"' 'PYTHONINCLUDE="/usr/local/include/python3.8"' 'PYTHONEXTSUFFIX=".cpython-38.so"' 'HAVE_PYTHON="1"' 'HAVE_QTBINDINGS="1"' 'HAVE_QT_UITOOLS="1"' 'HAVE_QT_NETWORK="1"' 'HAVE_QT_SQL="1"' 'HAVE_QT_SVG="1"' 'HAVE_QT_PRINTSUPPORT="1"' 'HAVE_QT_MULTIMEDIA="1"' 'HAVE_QT_DESIGNER="1"' 'HAVE_QT_XML="1"'...

yurivict

libklayout_lay.so.0.27.3 doesn't have a SONAME.

3

The FreeBSD ports framework complains: ``` ====> Running Q/A tests (stage-qa) Warning: /disk-samsung/freebsd-ports/cad/klayout/work/stage/usr/local/lib/klayout/libklayout_lay.so.0.27.3 doesn't have a SONAME. ``` Version: 0.27.3

yurivict

DRC checking speed is too slow!

5

Hello！ When I use the DRC checking tool, it runs very slowly. And command '**threads(8)**' doesn't work. Can you give an example of how to use it? Thank you!

ZhishengZeng

DRC crash

2

Hi @klayoutmatthias We have found that KLayout crashes when running DRC checks, on Windows, version 0.27.4, when there is an assignment of a boolean (TRUE). It works fine on Mac...

lukasc-ubc

Library registration

3

Hi Matthias, for Library.register, the documentation states that it replaces the library. https://www.klayout.de/doc-qt5/code/class_Library.html#method24 self.register(library) However, if I run the library multiple times, it shows up repeated: In 0.26.12, it replaced...

lukasc-ubc

This ticket is following this discussion here: https://www.klayout.de/forum/discussion/1929/proposal-for-new-ruler-variation-arc#latest

klayoutmatthias

How to replace circle polygon with square polygon?

4

Dear klayout admin, I read in a flatten GDS. There are so many circuit polygons with 16 segments, but I would like to replace all of them with square polygon....

zydanielw

Please refer to this discussion for details: https://www.klayout.de/forum/discussion/1699/layoutview-on-selection-changed-behavior#latest

klayoutmatthias

LVS Allowing mismatch of sub-cells

2

Many designs will have "must connect" pins in a layout that are disconnected at some level of hierarchy but connected later. One such example might be a supply pin. Often...

mguthaus