fix building some images due to incompatibility with python version

NEWS.rst

@@ -7,6 +7,8 @@
 
 Clarify chown message.
 
+Fix issue when trying to build an image using python 3.5 with development tools.
+
 7.0.4
 -----
 

odoo_scripts/docker_build.py

@@ -148,6 +148,13 @@
             )
             if odoo_type in ("odoo11", "odoo13"):
                 myfile.write(
-                    "python3-watchdog python3-ipdb python3-pyinotify\n"
+                    "python3-watchdog python3-ipdb python3-pyinotify "
+                    "python3-wheel\n"
+                )
+                # newer setuptools_scm>6 is not compatible with python 3.5 due
+                # to the use of f-strings
+                myfile.write(
+                    "RUN python3 -m pip install "
+                    "\"setuptools_scm<6;python_version<='3.5'\"\n"
                 )
                 # Install pdb++
@@ -152,6 +159,6 @@
                 )
                 # Install pdb++
-                myfile.write("RUN pip3 install pdbpp\n")
+                myfile.write("RUN python3 -m pip install pdbpp\n")
             elif odoo_type in ("odoo10",):
                 myfile.write("python-ipdb\n")
                 myfile.write(