Merge master into staging-next

7 files changed, 546 insertions, 130 deletions

diff --git a/pkgs/development/tools/misc/usb-modeswitch/configurable-usb-modeswitch.patch b/pkgs/development/tools/misc/usb-modeswitch/configurable-usb-modeswitch.patch
new file mode 100644
index 00000000000..3f96cfa7575
--- /dev/null
+++ b/pkgs/development/tools/misc/usb-modeswitch/configurable-usb-modeswitch.patch
@@ -0,0 +1,294 @@
+diff --git a/Makefile b/Makefile
+index 463a11f..f20072c 100644
+--- a/Makefile
++++ b/Makefile
+@@ -5,11 +5,11 @@ CFLAGS      += -Wall
+ LIBS        = `pkg-config --libs --cflags libusb-1.0`
+ RM          = /bin/rm -f
+ OBJS        = usb_modeswitch.c
+-PREFIX      = $(DESTDIR)/usr
+-ETCDIR      = $(DESTDIR)/etc
++PREFIX      = /usr/local
++ETCDIR      = $(PREFIX)/etc
+ SYSDIR      = $(ETCDIR)/systemd/system
+ UPSDIR      = $(ETCDIR)/init
+-UDEVDIR     = $(DESTDIR)/lib/udev
++UDEVDIR     = $(PREFIX)/lib/udev
+ SBINDIR     = $(PREFIX)/sbin
+ MANDIR      = $(PREFIX)/share/man/man1
+ VPATH       = jimtcl
+@@ -22,10 +22,17 @@ endif
+ JIM_CONFIGURE_OPTS = --disable-lineedit \
+ 	--with-out-jim-ext="stdlib posix load signal syslog" --prefix=/usr
+ 
++USE_UPSTART=$(shell if command -v initctl > /dev/null; then echo "true"; fi)
++USE_SYSTEMD=$(shell if command -v systemctl > /dev/null; then echo "true"; fi)
++
+ .PHONY: clean install install-common uninstall \
+ 	script shared static \
+ 	dispatcher-script dispatcher-shared dispatcher-static \
+-	install-script install-shared install-static
++	install-script install-shared install-static \
++	install-upstart install-systemd \
++	configure-dispatcher configure-script \
++	configure-upstart configure-systemd \
++	configure
+ 
+ all: script
+ 
+@@ -46,7 +53,25 @@ jim/libjim.a:
+ 	cd jim && CFLAGS="$(CFLAGS)" CC="$(CC)" ./configure $(JIM_CONFIGURE_OPTS)
+ 	$(MAKE) -C jim lib
+ 
+-dispatcher-script: usb_modeswitch.tcl
++configure-dispatcher:
++	sed -i \
++	  -e 's,^\(set setup(sbindir) \).*$$,\1$(SBINDIR),' \
++	  -e 's,^\(set setup(etcdir) \).*$$,\1$(ETCDIR),' \
++	  usb_modeswitch.tcl
++
++configure-script:
++	sed -i -e 's,^\(SBINDIR=\).*$$,\1$(SBINDIR),' usb_modeswitch.sh
++
++configure-systemd:
++	sed -i -e 's,@sbindir@,$(SBINDIR),' usb_modeswitch@.service
++
++configure-upstart:
++	sed -i -e 's,@sbindir@,$(SBINDIR),' usb-modeswitch-upstart.conf
++
++configure: configure-dispatcher configure-script \
++	configure-systemd configure-upstart
++
++dispatcher-script: configure-dispatcher usb_modeswitch.tcl
+ 	sed 's_!/usr/bin/tclsh_!'"$(TCL)"'_' < usb_modeswitch.tcl > usb_modeswitch_dispatcher
+ 
+ dispatcher-shared: jim/libjim.so dispatcher.c usb_modeswitch.string
+@@ -55,7 +80,7 @@ dispatcher-shared: jim/libjim.so dispatcher.c usb_modeswitch.string
+ dispatcher-static: jim/libjim.a dispatcher.c usb_modeswitch.string
+ 	$(CC) dispatcher.c $(LDFLAGS) jim/libjim.a -Ijim -o usb_modeswitch_dispatcher $(CFLAGS)
+ 
+-usb_modeswitch.string: usb_modeswitch.tcl
++usb_modeswitch.string: configure-dispatcher usb_modeswitch.tcl
+ 	$(HOST_TCL) make_string.tcl usb_modeswitch.tcl > $@
+ 
+ clean:
+@@ -76,16 +101,28 @@ ums-clean:
+ # If the systemd folder is present, install the service for starting the dispatcher
+ # If not, use the dispatcher directly from the udev rule as in previous versions
+ 
+-install-common: $(PROG) usb_modeswitch_dispatcher
+-	install -D --mode=755 usb_modeswitch $(SBINDIR)/usb_modeswitch
+-	install -D --mode=755 usb_modeswitch.sh $(UDEVDIR)/usb_modeswitch
+-	install -D --mode=644 usb_modeswitch.conf $(ETCDIR)/usb_modeswitch.conf
+-	install -D --mode=644 usb_modeswitch.1 $(MANDIR)/usb_modeswitch.1
+-	install -D --mode=644 usb_modeswitch_dispatcher.1 $(MANDIR)/usb_modeswitch_dispatcher.1
+-	install -D --mode=755 usb_modeswitch_dispatcher $(SBINDIR)/usb_modeswitch_dispatcher
++install-common: $(PROG) configure usb_modeswitch_dispatcher
++	install -D --mode=755 usb_modeswitch $(DESTDIR)$(SBINDIR)/usb_modeswitch
++	install -D --mode=755 usb_modeswitch.sh $(DESTDIR)$(UDEVDIR)/usb_modeswitch
++	install -D --mode=644 usb_modeswitch.conf $(DESTDIR)$(ETCDIR)/usb_modeswitch.conf
++	install -D --mode=644 usb_modeswitch.1 $(DESTDIR)$(MANDIR)/usb_modeswitch.1
++	install -D --mode=644 usb_modeswitch_dispatcher.1 $(DESTDIR)$(MANDIR)/usb_modeswitch_dispatcher.1
++	install -D --mode=755 usb_modeswitch_dispatcher $(DESTDIR)$(SBINDIR)/usb_modeswitch_dispatcher
+ 	install -d $(DESTDIR)/var/lib/usb_modeswitch
+-	test -d $(UPSDIR) -a -e /sbin/initctl && install --mode=644 usb-modeswitch-upstart.conf $(UPSDIR) || test 1
+-	test -d $(SYSDIR) -a \( -e /usr/bin/systemctl -o -e /bin/systemctl \) && install --mode=644 usb_modeswitch@.service $(SYSDIR) || test 1
++
++install-upstart:
++	install -D --mode=644 usb-modeswitch-upstart.conf $(DESTDIR)$(UPSDIR)/usb-modeswitch-upstart.conf
++
++install-systemd:
++	install -D --mode=644 usb_modeswitch@.service $(DESTDIR)$(SYSDIR)/usb_modeswitch@.service
++
++ifeq ($(USE_UPSTART),true)
++install-common: install-upstart
++endif
++
++ifeq ($(USE_SYSTEMD),true)
++install-common: install-systemd
++endif
+ 
+ install: install-script
+ 
+@@ -96,10 +133,10 @@ install-shared: dispatcher-shared install-common
+ install-static: dispatcher-static install-common
+ 
+ uninstall:
+-	$(RM) $(SBINDIR)/usb_modeswitch
+-	$(RM) $(SBINDIR)/usb_modeswitch_dispatcher
+-	$(RM) $(UDEVDIR)/usb_modeswitch
+-	$(RM) $(ETCDIR)/usb_modeswitch.conf
+-	$(RM) $(MANDIR)/usb_modeswitch.1
++	$(RM) $(DESTDIR)$(SBINDIR)/usb_modeswitch
++	$(RM) $(DESTDIR)$(SBINDIR)/usb_modeswitch_dispatcher
++	$(RM) $(DESTDIR)$(UDEVDIR)/usb_modeswitch
++	$(RM) $(DESTDIR)$(ETCDIR)/usb_modeswitch.conf
++	$(RM) $(DESTDIR)$(MANDIR)/usb_modeswitch.1
+ 	$(RM) -R $(DESTDIR)/var/lib/usb_modeswitch
+-	$(RM) $(SYSDIR)/usb_modeswitch@.service
++	$(RM) $(DESTDIR)$(SYSDIR)/usb_modeswitch@.service
+diff --git a/usb-modeswitch-upstart.conf b/usb-modeswitch-upstart.conf
+index 0d82b69..1c177b4 100644
+--- a/usb-modeswitch-upstart.conf
++++ b/usb-modeswitch-upstart.conf
+@@ -1,5 +1,5 @@
+ start on usb-modeswitch-upstart
+ task
+ script
+-	exec /usr/sbin/usb_modeswitch_dispatcher --switch-mode $UMS_PARAM
++	exec @sbindir@/usb_modeswitch_dispatcher --switch-mode $UMS_PARAM
+ end script
+diff --git a/usb_modeswitch.sh b/usb_modeswitch.sh
+index eb3fa3e..0e93166 100755
+--- a/usb_modeswitch.sh
++++ b/usb_modeswitch.sh
+@@ -1,5 +1,9 @@
+ #!/bin/sh
+ # part of usb_modeswitch 2.5.2
++
++# Compile time configuration, injected by the Makefile
++SBINDIR=/usr/sbin
++
+ device_in()
+ {
+ 	if [ ! -e /var/lib/usb_modeswitch/$1 ]; then
+@@ -37,7 +41,7 @@ if [ $(expr "$1" : "--.*") ]; then
+ 		v_id=$3
+ 	fi
+ fi
+-PATH=/sbin:/usr/sbin:$PATH
++
+ case "$1" in
+ 	--driver-bind)
+ 		# driver binding code removed
+@@ -46,9 +50,7 @@ case "$1" in
+ 	--symlink-name)
+ 		device_in "link_list" $v_id $p_id
+ 		if [ "$?" = "1" ]; then
+-			if [ -e "/usr/sbin/usb_modeswitch_dispatcher" ]; then
+-				exec usb_modeswitch_dispatcher $1 $2 2>>/dev/null
+-			fi
++			exec $SBINDIR/usb_modeswitch_dispatcher $1 $2 2>>/dev/null
+ 		fi
+ 		exit 0
+ 		;;
+@@ -61,15 +63,13 @@ if [ "$p2" = "" -a "$p1" != "" ]; then
+ 	p2=$p1
+ fi
+ 
+-PATH=/bin:/sbin:/usr/bin:/usr/sbin
+-init_path=`readlink -f /sbin/init`
+-if [ `basename $init_path` = "systemd" ]; then
++if command -v systemctl > /dev/null; then
+ 	systemctl --no-block start usb_modeswitch@$p2.service
+-elif [ -e "/etc/init/usb-modeswitch-upstart.conf" ]; then
++elif command -v initctl > /dev/null; then
+ 	initctl emit --no-wait usb-modeswitch-upstart UMS_PARAM=$p2
+ else
+ 	# only old distros, new udev will kill all subprocesses
+ 	exec 1<&- 2<&- 5<&- 7<&-
+-	exec usb_modeswitch_dispatcher --switch-mode $p2 &
++	exec $SBINDIR/usb_modeswitch_dispatcher --switch-mode $p2 &
+ fi
+ exit 0
+diff --git a/usb_modeswitch.tcl b/usb_modeswitch.tcl
+index d2ee50c..8a48751 100755
+--- a/usb_modeswitch.tcl
++++ b/usb_modeswitch.tcl
+@@ -12,6 +12,16 @@
+ # Part of usb-modeswitch-2.5.2 package
+ # (C) Josua Dietze 2009-2017
+ 
++# Compile-time configuration, injected by the Makefile.
++set setup(sbindir) /usr/sbin
++set setup(etcdir) /etc
++
++# External dependency default location
++set setup(dbdir) /usr/share/usb_modeswitch
++
++# Derived configuration
++set setup(dbdir_etc) $setup(etcdir)/usb_modeswitch.d
++
+ set arg0 [lindex $argv 0]
+ if [regexp {\.tcl$} $arg0] {
+ 	if [file exists $arg0] {
+@@ -91,10 +101,8 @@ if {![regexp {(.*?):.*$} $arg1 d device]} {
+ }
+ set flags(logwrite) 1
+ 
+-set setup(dbdir) /usr/share/usb_modeswitch
+-set setup(dbdir_etc) /etc/usb_modeswitch.d
+ if {![file exists $setup(dbdir)] && ![file exists $setup(dbdir_etc)]} {
+-	Log "\nError: no config database found in /usr/share or /etc. Exit"
++	Log "\nError: no config database found in $setup(dbdir) or $setup(dbdir_etc). Exit"
+ 	SafeExit
+ }
+ 
+@@ -261,7 +269,7 @@ if {$config(NoMBIMCheck)==0 && $usb(bNumConfigurations) > 1} {
+ 	if [CheckMBIM] {
+ 		Log " driver for MBIM devices is available"
+ 		Log "Find MBIM configuration number ..."
+-		if [catch {set cfgno [exec /usr/sbin/usb_modeswitch -j -Q $busParam $devParam -v $usb(idVendor) -p $usb(idProduct)]} err] {
++		if [catch {set cfgno [exec $setup(sbindir)/usb_modeswitch -j -Q $busParam $devParam -v $usb(idVendor) -p $usb(idProduct)]} err] {
+ 			Log "Error when trying to find MBIM configuration, switch to legacy modem mode"
+ 		} else {
+ 			set cfgno [string trim $cfgno]
+@@ -297,7 +305,7 @@ if {$report == ""} {
+ 	# Now we are actually switching
+ 	if $flags(logging) {
+ 		Log "Command line:\nusb_modeswitch -W -D $configParam $busParam $devParam -v $usb(idVendor) -p $usb(idProduct) -f \$flags(config)"
+-		catch {set report [exec /usr/sbin/usb_modeswitch -W -D $configParam $busParam $devParam -v $usb(idVendor) -p $usb(idProduct) -f "$flags(config)" 2>@1]} report
++		catch {set report [exec $setup(sbindir)/usb_modeswitch -W -D $configParam $busParam $devParam -v $usb(idVendor) -p $usb(idProduct) -f "$flags(config)" 2>@1]} report
+ 		Log "\nVerbose debug output of usb_modeswitch and libusb follows"
+ 		Log "(Note that some USB errors are to be expected in the process)"
+ 		Log "--------------------------------"
+@@ -305,7 +313,7 @@ if {$report == ""} {
+ 		Log "--------------------------------"
+ 		Log "(end of usb_modeswitch output)\n"
+ 	} else {
+-		catch {set report [exec /usr/sbin/usb_modeswitch -Q -D $configParam $busParam $devParam -v $usb(idVendor) -p $usb(idProduct) -f "$flags(config)" 2>@1]} report
++		catch {set report [exec $setup(sbindir)/usb_modeswitch -Q -D $configParam $busParam $devParam -v $usb(idVendor) -p $usb(idProduct) -f "$flags(config)" 2>@1]} report
+ 	}
+ }
+ 
+@@ -498,9 +506,9 @@ return 1
+ 
+ proc {ParseGlobalConfig} {} {
+ 
+-global flags
++global flags setup
+ set configFile ""
+-set places [list /etc/usb_modeswitch.conf /etc/sysconfig/usb_modeswitch /etc/default/usb_modeswitch]
++set places [list $setup(etcdir)/usb_modeswitch.conf $setup(etcdir)/sysconfig/usb_modeswitch $setup(etcdir)/default/usb_modeswitch]
+ foreach cfg $places {
+ 	if [file exists $cfg] {
+ 		set configFile $cfg
+@@ -897,10 +905,12 @@ proc {SysLog} {msg} {
+ 
+ global flags
+ if {![info exists flags(logger)]} {
+-	set flags(logger) ""
+-	foreach fn {/bin/logger /usr/bin/logger} {
+-		if [file exists $fn] {
+-			set flags(logger) $fn
++	set flags(logger) [exec sh -c "command -v logger || true"]
++	if {$flags(logger) == ""} {
++		foreach fn {/bin/logger /usr/bin/logger} {
++			if [file exists $fn] {
++				set flags(logger) $fn
++			}
+ 		}
+ 	}
+ 	Log "Logger is $flags(logger)"
+diff --git a/usb_modeswitch@.service b/usb_modeswitch@.service
+index f74a8bf..90cb96a 100644
+--- a/usb_modeswitch@.service
++++ b/usb_modeswitch@.service
+@@ -3,6 +3,6 @@ Description=USB_ModeSwitch_%i
+ 
+ [Service]
+ Type=oneshot
+-ExecStart=/usr/sbin/usb_modeswitch_dispatcher --switch-mode %i
++ExecStart=@sbindir@/usb_modeswitch_dispatcher --switch-mode %i
+ #ExecStart=/bin/echo %i
+ 
diff --git a/pkgs/development/tools/misc/usb-modeswitch/data.nix b/pkgs/development/tools/misc/usb-modeswitch/data.nix
index d2b80011dea..6280b103ab6 100644
--- a/pkgs/development/tools/misc/usb-modeswitch/data.nix
+++ b/pkgs/development/tools/misc/usb-modeswitch/data.nix
@@ -9,10 +9,13 @@ stdenv.mkDerivation rec {
     sha256 = "1ygahl3r26r38ai8yyblq9nhf3v5i6n6r6672p5wf88wg5h9n0rz";
   };
 
-  inherit (usb-modeswitch) makeFlags;
+  makeFlags = [
+    "PREFIX=$(out)"
+    "DESTDIR=$(out)"
+  ];
 
   prePatch = ''
-    sed -i 's@usb_modeswitch@${usb-modeswitch}/bin/usb_modeswitch@g' 40-usb_modeswitch.rules
+    sed -i 's@usb_modeswitch@${usb-modeswitch}/lib/udev/usb_modeswitch@g' 40-usb_modeswitch.rules
   '';
 
   # we add tcl here so we can patch in support for new devices by dropping config into
diff --git a/pkgs/development/tools/misc/usb-modeswitch/default.nix b/pkgs/development/tools/misc/usb-modeswitch/default.nix
index a0e1b8eb8ce..731ac836412 100644
--- a/pkgs/development/tools/misc/usb-modeswitch/default.nix
+++ b/pkgs/development/tools/misc/usb-modeswitch/default.nix
@@ -1,4 +1,5 @@
-{ stdenv, fetchurl, pkgconfig, libusb1 }:
+{ stdenv, lib, fetchurl, pkgconfig, makeWrapper
+, libusb1, tcl, utillinux, coreutils, bash }:
 
 stdenv.mkDerivation rec {
   pname = "usb-modeswitch";
@@ -9,19 +10,32 @@ stdenv.mkDerivation rec {
     sha256 = "18wbbxc5cfsmikba0msdvd5qlaga27b32nhrzicyd9mdddp265f2";
   };
 
+  patches = [ ./configurable-usb-modeswitch.patch ];
+
+  # Remove attempts to write to /etc and /var/lib.
+  postPatch = ''
+    sed -i \
+      -e '/^\tinstall .* usb_modeswitch.conf/s,$(ETCDIR),$(out)/etc,' \
+      -e '\,^\tinstall -d .*/var/lib/usb_modeswitch,d' \
+      Makefile
+  '';
+
   makeFlags = [
-    "DESTDIR=$(out)"
     "PREFIX=$(out)"
+    "ETCDIR=/etc"
+    "USE_UPSTART=false"
+    "USE_SYSTEMD=true"
+    "SYSDIR=$(out)/lib/systemd/system"
+    "UDEVDIR=$(out)/lib/udev"
   ];
 
-  # make clean: we always build from source. It should be necessary on x86_64 only
-  preConfigure = ''
-    find -type f | xargs sed 's@/bin/rm@rm@g' -i
-    make clean
+  postFixup = ''
+    wrapProgram $out/bin/usb_modeswitch_dispatcher \
+      --set PATH ${lib.makeBinPath [ utillinux coreutils bash ]}
   '';
 
-  buildInputs = [ libusb1 ];
-  nativeBuildInputs = [ pkgconfig ];
+  buildInputs = [ libusb1 tcl ];
+  nativeBuildInputs = [ pkgconfig makeWrapper ];
 
   meta = with stdenv.lib; {
     description = "A mode switching tool for controlling 'multi-mode' USB devices";
diff --git a/pkgs/development/tools/poetry2nix/poetry2nix/default.nix b/pkgs/development/tools/poetry2nix/poetry2nix/default.nix
index 8e0e861fab3..b6d53387552 100644
--- a/pkgs/development/tools/poetry2nix/poetry2nix/default.nix
+++ b/pkgs/development/tools/poetry2nix/poetry2nix/default.nix
@@ -20,16 +20,10 @@ let
 
   getFunctorFn = fn: if builtins.typeOf fn == "set" then fn.__functor else fn;
 
-  getAttrDefault = attribute: set: default: (
-    if builtins.hasAttr attribute set
-    then builtins.getAttr attribute set
-    else default
-  );
-
   # Map SPDX identifiers to license names
   spdxLicenses = lib.listToAttrs (lib.filter (pair: pair.name != null) (builtins.map (v: { name = if lib.hasAttr "spdxId" v then v.spdxId else null; value = v; }) (lib.attrValues lib.licenses)));
   # Get license by id falling back to input string
-  getLicenseBySpdxId = spdxId: getAttrDefault spdxId spdxLicenses spdxId;
+  getLicenseBySpdxId = spdxId: spdxLicenses.${spdxId} or spdxId;
 
   #
   # Returns an attrset { python, poetryPackages } for the given lockfile
@@ -65,7 +59,7 @@ let
       # closure as python can only ever have one version of a dependency
       baseOverlay = self: super:
         let
-          getDep = depName: if builtins.hasAttr depName self then self."${depName}" else throw "foo";
+          getDep = depName: self.${depName};
 
           lockPkgs = builtins.listToAttrs (
             builtins.map (
@@ -74,7 +68,7 @@ let
                 value = self.mkPoetryDep (
                   pkgMeta // {
                     inherit pwd;
-                    source = getAttrDefault "source" pkgMeta null;
+                    source = pkgMeta.source or null;
                     files = lockFiles.${name};
                     pythonPackages = self;
                   }
@@ -159,12 +153,12 @@ let
       passedAttrs = builtins.removeAttrs attrs specialAttrs;
 
       getDeps = depAttr: let
-        deps = getAttrDefault depAttr pyProject.tool.poetry {};
+        deps = pyProject.tool.poetry.${depAttr} or {};
         depAttrs = builtins.map (d: lib.toLower d) (builtins.attrNames deps);
       in
         builtins.map (dep: py.pkgs."${dep}") depAttrs;
 
-      getInputs = attr: getAttrDefault attr attrs [];
+      getInputs = attr: attrs.${attr} or [];
       mkInput = attr: extraInputs: getInputs attr ++ extraInputs;
 
       buildSystemPkgs = poetryLib.getBuildSystemPkgs {
@@ -189,7 +183,7 @@ let
             python = py;
           };
 
-          postPatch = (getAttrDefault "postPatch" passedAttrs "") + ''
+          postPatch = (passedAttrs.postPatch or "") + ''
             # Tell poetry not to resolve the path dependencies. Any version is
             # fine !
             yj -tj < pyproject.toml | python ${./pyproject-without-path.py} > pyproject.json
@@ -199,7 +193,7 @@ let
 
           meta = meta // {
             inherit (pyProject.tool.poetry) description homepage;
-            license = getLicenseBySpdxId (getAttrDefault "license" pyProject.tool.poetry "unknown");
+            license = getLicenseBySpdxId (pyProject.tool.poetry.license or "unknown");
           };
 
         }
diff --git a/pkgs/development/tools/poetry2nix/poetry2nix/lib.nix b/pkgs/development/tools/poetry2nix/poetry2nix/lib.nix
index 559c3051a73..68d854f2648 100644
--- a/pkgs/development/tools/poetry2nix/poetry2nix/lib.nix
+++ b/pkgs/development/tools/poetry2nix/poetry2nix/lib.nix
@@ -30,22 +30,24 @@ let
     in
       (builtins.foldl' combine initial tokens).state;
 
-  fromTOML = toml: if builtins.hasAttr "fromTOML" builtins then builtins.fromTOML toml else
-    builtins.fromJSON (
-      builtins.readFile (
-        pkgs.runCommand "from-toml"
-          {
-            inherit toml;
-            allowSubstitutes = false;
-            preferLocalBuild = true;
-          }
-          ''
-            ${pkgs.remarshal}/bin/remarshal \
-              -if toml \
-              -i <(echo "$toml") \
-              -of json \
-              -o $out
-          ''
+  fromTOML = builtins.fromTOML or
+    (
+      toml: builtins.fromJSON (
+        builtins.readFile (
+          pkgs.runCommand "from-toml"
+            {
+              inherit toml;
+              allowSubstitutes = false;
+              preferLocalBuild = true;
+            }
+            ''
+              ${pkgs.remarshal}/bin/remarshal \
+                -if toml \
+                -i <(echo "$toml") \
+                -of json \
+                -o $out
+            ''
+        )
       )
     );
   readTOML = path: fromTOML (builtins.readFile path);
diff --git a/pkgs/development/tools/poetry2nix/poetry2nix/mk-poetry-dep.nix b/pkgs/development/tools/poetry2nix/poetry2nix/mk-poetry-dep.nix
index 256e2d90daa..95543ca7359 100644
--- a/pkgs/development/tools/poetry2nix/poetry2nix/mk-poetry-dep.nix
+++ b/pkgs/development/tools/poetry2nix/poetry2nix/mk-poetry-dep.nix
@@ -16,102 +16,112 @@
 , pwd
 , supportedExtensions ? lib.importJSON ./extensions.json
 , ...
-}: let
-
-  inherit (poetryLib) isCompatible getManyLinuxDeps fetchFromPypi;
+}:
 
-  inherit (import ./pep425.nix {
-    inherit lib python;
-    inherit (pkgs) stdenv;
-  }) selectWheel
-    ;
+pythonPackages.callPackage (
+  { preferWheel ? false
+  }:
 
-  fileCandidates = let
-    supportedRegex = ("^.*?(" + builtins.concatStringsSep "|" supportedExtensions + ")");
-    matchesVersion = fname: builtins.match ("^.*" + builtins.replaceStrings [ "." ] [ "\\." ] version + ".*$") fname != null;
-    hasSupportedExtension = fname: builtins.match supportedRegex fname != null;
-    isCompatibleEgg = fname: ! lib.strings.hasSuffix ".egg" fname || lib.strings.hasSuffix "py${python.pythonVersion}.egg" fname;
-  in
-    builtins.filter (f: matchesVersion f.file && hasSupportedExtension f.file && isCompatibleEgg f.file) files;
+    let
 
-  toPath = s: pwd + "/${s}";
+      inherit (poetryLib) isCompatible getManyLinuxDeps fetchFromPypi;
 
-  isSource = source != null;
-  isGit = isSource && source.type == "git";
-  isLocal = isSource && source.type == "directory";
+      inherit (import ./pep425.nix {
+        inherit lib python;
+        inherit (pkgs) stdenv;
+      }) selectWheel
+        ;
 
-  localDepPath = toPath source.url;
-  pyProject = poetryLib.readTOML (localDepPath + "/pyproject.toml");
+      fileCandidates = let
+        supportedRegex = ("^.*?(" + builtins.concatStringsSep "|" supportedExtensions + ")");
+        matchesVersion = fname: builtins.match ("^.*" + builtins.replaceStrings [ "." ] [ "\\." ] version + ".*$") fname != null;
+        hasSupportedExtension = fname: builtins.match supportedRegex fname != null;
+        isCompatibleEgg = fname: ! lib.strings.hasSuffix ".egg" fname || lib.strings.hasSuffix "py${python.pythonVersion}.egg" fname;
+      in
+        builtins.filter (f: matchesVersion f.file && hasSupportedExtension f.file && isCompatibleEgg f.file) files;
 
-  buildSystemPkgs = poetryLib.getBuildSystemPkgs {
-    inherit pythonPackages pyProject;
-  };
+      toPath = s: pwd + "/${s}";
 
-  fileInfo = let
-    isBdist = f: lib.strings.hasSuffix "whl" f.file;
-    isSdist = f: ! isBdist f && ! isEgg f;
-    isEgg = f: lib.strings.hasSuffix ".egg" f.file;
+      isSource = source != null;
+      isGit = isSource && source.type == "git";
+      isLocal = isSource && source.type == "directory";
 
-    binaryDist = selectWheel fileCandidates;
-    sourceDist = builtins.filter isSdist fileCandidates;
-    eggs = builtins.filter isEgg fileCandidates;
+      localDepPath = toPath source.url;
+      pyProject = poetryLib.readTOML (localDepPath + "/pyproject.toml");
 
-    lockFileEntry = builtins.head (sourceDist ++ binaryDist ++ eggs);
+      buildSystemPkgs = poetryLib.getBuildSystemPkgs {
+        inherit pythonPackages pyProject;
+      };
 
-    _isEgg = isEgg lockFileEntry;
+      fileInfo = let
+        isBdist = f: lib.strings.hasSuffix "whl" f.file;
+        isSdist = f: ! isBdist f && ! isEgg f;
+        isEgg = f: lib.strings.hasSuffix ".egg" f.file;
 
-  in
-    rec {
-      inherit (lockFileEntry) file hash;
-      name = file;
-      format =
-        if _isEgg then "egg"
-        else if lib.strings.hasSuffix ".whl" name then "wheel"
-        else "setuptools";
-      kind =
-        if _isEgg then python.pythonVersion
-        else if format == "setuptools" then "source"
-        else (builtins.elemAt (lib.strings.splitString "-" name) 2);
-    };
+        binaryDist = selectWheel fileCandidates;
+        sourceDist = builtins.filter isSdist fileCandidates;
+        eggs = builtins.filter isEgg fileCandidates;
 
-  baseBuildInputs = lib.optional (name != "setuptools_scm" && name != "setuptools-scm") pythonPackages.setuptools_scm;
+        entries = (if preferWheel then binaryDist ++ sourceDist else sourceDist ++ binaryDist) ++ eggs;
 
-in
+        lockFileEntry = builtins.head entries;
 
-buildPythonPackage {
-  pname = name;
-  version = version;
+        _isEgg = isEgg lockFileEntry;
 
-  doCheck = false; # We never get development deps
-  dontStrip = true;
-  format = if isLocal then "pyproject" else if isGit then "setuptools" else fileInfo.format;
+      in
+        rec {
+          inherit (lockFileEntry) file hash;
+          name = file;
+          format =
+            if _isEgg then "egg"
+            else if lib.strings.hasSuffix ".whl" name then "wheel"
+            else "setuptools";
+          kind =
+            if _isEgg then python.pythonVersion
+            else if format == "setuptools" then "source"
+            else (builtins.elemAt (lib.strings.splitString "-" name) 2);
+        };
 
-  nativeBuildInputs = if (!isSource && (getManyLinuxDeps fileInfo.name).str != null) then [ autoPatchelfHook ] else [];
-  buildInputs = baseBuildInputs ++ (if !isSource then (getManyLinuxDeps fileInfo.name).pkg else []);
+      baseBuildInputs = lib.optional (name != "setuptools_scm" && name != "setuptools-scm") pythonPackages.setuptools_scm;
 
-  propagatedBuildInputs =
-    let
-      # Some dependencies like django gets the attribute name django
-      # but dependencies try to access Django
-      deps = builtins.map (d: lib.toLower d) (builtins.attrNames dependencies);
     in
-      (builtins.map (n: pythonPackages.${n}) deps) ++ (if isLocal then buildSystemPkgs else []);
-
-  meta = {
-    broken = ! isCompatible python.version python-versions;
-    license = [];
-  };
-
-  # We need to retrieve kind from the interpreter and the filename of the package
-  # Interpreters should declare what wheel types they're compatible with (python type + ABI)
-  # Here we can then choose a file based on that info.
-  src = if isGit then (
-    builtins.fetchGit {
-      inherit (source) url;
-      rev = source.reference;
-    }
-  ) else if isLocal then (localDepPath) else fetchFromPypi {
-    pname = name;
-    inherit (fileInfo) file hash kind;
-  };
-}
+
+      buildPythonPackage {
+        pname = name;
+        version = version;
+
+        doCheck = false; # We never get development deps
+        dontStrip = true;
+        format = if isLocal then "pyproject" else if isGit then "setuptools" else fileInfo.format;
+
+        nativeBuildInputs = if (!isSource && (getManyLinuxDeps fileInfo.name).str != null) then [ autoPatchelfHook ] else [];
+        buildInputs = baseBuildInputs ++ (if !isSource then (getManyLinuxDeps fileInfo.name).pkg else []);
+
+        propagatedBuildInputs =
+          let
+            # Some dependencies like django gets the attribute name django
+            # but dependencies try to access Django
+            deps = builtins.map (d: lib.toLower d) (builtins.attrNames dependencies);
+          in
+            (builtins.map (n: pythonPackages.${n}) deps) ++ (if isLocal then buildSystemPkgs else []);
+
+        meta = {
+          broken = ! isCompatible python.version python-versions;
+          license = [];
+        };
+
+        # We need to retrieve kind from the interpreter and the filename of the package
+        # Interpreters should declare what wheel types they're compatible with (python type + ABI)
+        # Here we can then choose a file based on that info.
+        src = if isGit then (
+          builtins.fetchGit {
+            inherit (source) url;
+            rev = source.reference;
+          }
+        ) else if isLocal then (localDepPath) else fetchFromPypi {
+          pname = name;
+          inherit (fileInfo) file hash kind;
+        };
+      }
+
+) {}
diff --git a/pkgs/development/tools/poetry2nix/poetry2nix/overrides.nix b/pkgs/development/tools/poetry2nix/poetry2nix/overrides.nix
index 207841fd005..48b8ff9859b 100644
--- a/pkgs/development/tools/poetry2nix/poetry2nix/overrides.nix
+++ b/pkgs/development/tools/poetry2nix/poetry2nix/overrides.nix
@@ -5,14 +5,6 @@
 
 self: super:
 
-let
-
-  getAttrDefault = attribute: set: default:
-    if builtins.hasAttr attribute set
-    then builtins.getAttr attribute set
-    else default;
-
-in
 {
   av = super.av.overrideAttrs (
     old: {
@@ -52,7 +44,7 @@ in
   django = (
     super.django.overrideAttrs (
       old: {
-        propagatedNativeBuildInputs = (getAttrDefault "propagatedNativeBuildInputs" old [])
+        propagatedNativeBuildInputs = (old.propagatedNativeBuildInputs or [])
         ++ [ pkgs.gettext ];
       }
     )
@@ -64,7 +56,7 @@ in
         if ! test -e LICENSE; then
           touch LICENSE
         fi
-      '' + (getAttrDefault "configurePhase" old "");
+      '' + (old.configurePhase or "");
     }
   );
 
@@ -85,6 +77,13 @@ in
     }
   );
 
+  # importlib-metadata has an incomplete dependency specification
+  importlib-metadata = super.importlib-metadata.overrideAttrs (
+    old: {
+      propagatedBuildInputs = old.propagatedBuildInputs ++ lib.optional self.python.isPy2 self.pathlib2;
+    }
+  );
+
   lap = super.lap.overrideAttrs (
     old: {
       propagatedBuildInputs = old.propagatedBuildInputs ++ [
@@ -154,6 +153,11 @@ in
     }
   );
 
+  # Calls Cargo at build time for source builds and is really tricky to package
+  maturin = super.maturin.override {
+    preferWheel = true;
+  };
+
   mccabe = super.mccabe.overrideAttrs (
     old: {
       postPatch = ''
@@ -293,6 +297,93 @@ in
     }
   );
 
+  pyqt5 = super.pyqt5.overridePythonAttrs (
+    old: {
+      format = "other";
+
+      nativeBuildInputs = old.nativeBuildInputs ++ [
+        pkgs.pkgconfig
+        pkgs.qt5.qmake
+        pkgs.xorg.lndir
+        pkgs.qt5.qtbase
+        pkgs.qt5.qtsvg
+        pkgs.qt5.qtdeclarative
+        pkgs.qt5.qtwebchannel
+        # self.pyqt5-sip
+        self.sip
+      ];
+
+      buildInputs = old.buildInputs ++ [
+        pkgs.dbus
+        pkgs.qt5.qtbase
+        pkgs.qt5.qtsvg
+        pkgs.qt5.qtdeclarative
+        self.sip
+      ];
+
+      # Fix dbus mainloop
+      inherit (pkgs.python3.pkgs.pyqt5) patches;
+
+      configurePhase = ''
+        runHook preConfigure
+
+        export PYTHONPATH=$PYTHONPATH:$out/${self.python.sitePackages}
+
+        mkdir -p $out/${self.python.sitePackages}/dbus/mainloop
+        ${self.python.executable} configure.py  -w \
+          --confirm-license \
+          --no-qml-plugin \
+          --bindir=$out/bin \
+          --destdir=$out/${self.python.sitePackages} \
+          --stubsdir=$out/${self.python.sitePackages}/PyQt5 \
+          --sipdir=$out/share/sip/PyQt5 \
+          --designer-plugindir=$out/plugins/designer
+
+        runHook postConfigure
+      '';
+
+      postInstall = ''
+        ln -s ${self.pyqt5-sip}/${self.python.sitePackages}/PyQt5/sip.* $out/${self.python.sitePackages}/PyQt5/
+        for i in $out/bin/*; do
+          wrapProgram $i --prefix PYTHONPATH : "$PYTHONPATH"
+        done
+
+        # # Let's make it a namespace package
+        # cat << EOF > $out/${self.python.sitePackages}/PyQt5/__init__.py
+        # from pkgutil import extend_path
+        # __path__ = extend_path(__path__, __name__)
+        # EOF
+      '';
+
+      installCheckPhase = let
+        modules = [
+          "PyQt5"
+          "PyQt5.QtCore"
+          "PyQt5.QtQml"
+          "PyQt5.QtWidgets"
+          "PyQt5.QtGui"
+        ];
+        imports = lib.concatMapStrings (module: "import ${module};") modules;
+      in
+        ''
+          echo "Checking whether modules can be imported..."
+          ${self.python.interpreter} -c "${imports}"
+        '';
+
+      doCheck = true;
+
+      enableParallelBuilding = true;
+    }
+  );
+
+  pytest-datadir = super.pytest-datadir.overrideAttrs (
+    old: {
+      postInstall = ''
+        rm -f $out/LICENSE
+      '';
+    }
+  );
+
   python-prctl = super.python-prctl.overrideAttrs (
     old: {
       buildInputs = old.buildInputs ++ [
@@ -340,6 +431,14 @@ in
     }
   );
 
+  vose-alias-method = super.pytest-datadir.overrideAttrs (
+    old: {
+      postInstall = ''
+        rm -f $out/LICENSE
+      '';
+    }
+  );
+
   # Stop infinite recursion by using bootstrapped pkg from nixpkgs
   wheel = (
     pkgs.python3.pkgs.override {