[REM] packaging: drop PyYAML dependency

Commit cf853a78 removed all yml tests
and the yml import engine from Odoo forever, however PyYAML remains a
dependency even though it's not used anymore.

This commit removes any reference to this lib that could be found.

closes odoo/odoo#27563

addons/point_of_sale/tools/posbox/overwrite_before_init/etc/init_posbox_image.sh

@@ -21,7 +21,7 @@ apt-get update && apt-get -y upgrade
 # Do not be too fast to upgrade to more recent firmware and kernel than 4.38
 # Firmware 4.44 seems to prevent the LED mechanism from working
 
-PKGS_TO_INSTALL="fswebcam python3-urllib3 cups printer-driver-all cups-ipp-utils adduser postgresql python3 python3-dateutil python3-decorator python3-docutils python3-feedparser python3-pil python3-jinja2 python3-ldap3 python3-lxml python3-mako python3-mock python3-openid python3-psutil python3-psycopg2 python3-babel python3-pydot python3-pyparsing python3-pypdf2 python3-reportlab python3-requests python3-simplejson python3-tz python3-vatnumber python3-werkzeug python3-yaml python3-serial python3-pip python3-dev localepurge vim mc mg screen iw hostapd git rsync console-data lightdm xserver-xorg-video-fbdev xserver-xorg-input-evdev iceweasel xdotool unclutter x11-utils openbox python3-netifaces rpi-update python3-passlib python3-libsass python3-qrcode python3-html2text python3-unittest2 python3-simplejson nginx-full dnsmasq"
+PKGS_TO_INSTALL="fswebcam python3-urllib3 cups printer-driver-all cups-ipp-utils adduser postgresql python3 python3-dateutil python3-decorator python3-docutils python3-feedparser python3-pil python3-jinja2 python3-ldap3 python3-lxml python3-mako python3-mock python3-openid python3-psutil python3-psycopg2 python3-babel python3-pydot python3-pyparsing python3-pypdf2 python3-reportlab python3-requests python3-simplejson python3-tz python3-vatnumber python3-werkzeug python3-serial python3-pip python3-dev localepurge vim mc mg screen iw hostapd git rsync console-data lightdm xserver-xorg-video-fbdev xserver-xorg-input-evdev iceweasel xdotool unclutter x11-utils openbox python3-netifaces rpi-update python3-passlib python3-libsass python3-qrcode python3-html2text python3-unittest2 python3-simplejson nginx-full dnsmasq"
 echo "Acquire::Retries "16";" > /etc/apt/apt.conf.d/99acquire-retries
 # KEEP OWN CONFIG FILES DURING PACKAGE CONFIGURATION
 # http://serverfault.com/questions/259226/automatically-keep-current-version-of-config-files-when-apt-get-install

debian/control

@@ -42,7 +42,6 @@ Depends:
  python3-vatnumber,
  python3-werkzeug,
  python3-xlsxwriter,
- python3-yaml,
 Conflicts: tinyerp-server, openerp-server, openerp-web, openerp
 Replaces: tinyerp-server, openerp-server, openerp-web, openerp
 Recommends:

doc/reference/guidelines.rst

@@ -44,7 +44,7 @@ Other optional directories compose the module.
 
 - *wizard/* : regroups the transient models (``models.TransientModel``) and their views
 - *report/* : contains the printable reports and models based on SQL views. Python objects and XML views are included in this directory
-- *tests/* : contains the Python/YML tests
+- *tests/* : contains the Python tests
 
 
 File naming

doc/webservices/localization.rst

@@ -17,19 +17,21 @@ In case of no country code set or no localization module found, the ``l10n_gener
 
 For example, ``l10n_be`` will be installed if the company has ``Belgium`` as country.
 
-This behavior is allowed by the presence of a *.yml* file containing the following code:
+This behavior is allowed by the presence of a *.xml* file containing the following code:
 
 .. code-block:: xml
 
-    -
-      !python {model: account.chart.template, id: pl_chart_template}: |
-        self[0].try_loading_for_current_company()
+   <function model="account.chart.template" name="try_loading_for_current_company">
+      <value eval="[ref(module.template_xmlid)]"/>
+   </function>
+
+Where ``module.template_xmlid`` is the **fully-qualified** xmlid of the corresponding template.
 
 Usually located in the ``data`` folder, it must be loaded at the very last in the ``__manifest__.py`` file.
 
 .. danger::
 
-    If the *.yml* file is missing, the right chart of accounts won't be loaded on time!
+    If the *.xml* file is missing, the right chart of accounts won't be loaded on time!
 
 
 Configuring my own Chart of Accounts?

requirements.txt

@@ -31,8 +31,6 @@ pyserial==3.1.1
 python-dateutil==2.5.3
 pytz==2016.7
 pyusb==1.0.0
-PyYAML==3.12 ; python_version < '3.7'
-PyYAML==3.13 ; python_version >= '3.7'
 qrcode==5.3
 reportlab==3.3.0
 requests==2.11.1

setup.cfg

@@ -36,7 +36,6 @@ requires =
   python3-dateutil
   python3-pytz
   python3-pyusb
-  python3-PyYAML
   python3-qrcode
   python3-reportlab
   python3-requests

setup/package.dfdebian

@@ -50,7 +50,6 @@ RUN apt-get update -qq &&  \
         python3-vobject \
         python3-werkzeug \
         python3-xlsxwriter \
-        python3-yaml -y && \
     rm -rf /var/lib/apt/lists/*
 
 RUN echo "PS1=\"[\u@nightly-tests] # \"" > ~/.bashrc

setup/package.dffedora

@@ -34,7 +34,6 @@ RUN dnf update -d 0 -e 0 -y && \
 	  python3-dateutil \
 	  python3-pytz \
 	  python3-pyusb \
-	  python3-PyYAML \
 	  python3-qrcode \
 	  python3-reportlab \
 	  python3-requests \

setup/win32/winpy_requirements.txt

@@ -25,7 +25,6 @@ pyserial==3.1.1
 python-dateutil==2.5.3
 pytz==2016.7
 pyusb==1.0.0
-PyYAML==3.12
 qrcode==5.3
 reportlab>=3.3.0
 requests==2.11.1