out.txt

$ pwd
path/to/PackageX

$ pylint --version
pylint 2.5.3
astroid 2.4.2
Python 3.8.5 (default, Jul 21 2020, 10:48:26)
[Clang 11.0.3 (clang-1103.0.32.62)]

$ pylint PackageY
************* Module PackageY
PackageY/__init__.py:2:0: C0305: Trailing newlines (trailing-newlines)
PackageY/__init__.py:1:0: C0103: Module name "PackageY" doesn't conform to snake_case naming style (invalid-name)
PackageY/__init__.py:1:0: C0114: Missing module docstring (missing-module-docstring)
************* Module PackageY.SubPkgZ
PackageY/SubPkgZ/__init__.py:1:0: C0103: Module name "SubPkgZ" doesn't conform to snake_case naming style (invalid-name)
************* Module PackageY.SubPkgZ.mod1
PackageY/SubPkgZ/mod1.py:3:0: C0305: Trailing newlines (trailing-newlines)
PackageY/SubPkgZ/mod1.py:1:0: C0114: Missing module docstring (missing-module-docstring)
PackageY/SubPkgZ/mod1.py:1:0: C0116: Missing function or method docstring (missing-function-docstring)

-----------------------------------------------------------------------
Your code has been rated at -13.33/10


$ python -m pylint PackageY
************* Module PackageY
PackageY/__init__.py:2:0: C0305: Trailing newlines (trailing-newlines)
PackageY/__init__.py:1:0: C0103: Module name "PackageY" doesn't conform to snake_case naming style (invalid-name)
PackageY/__init__.py:1:0: C0114: Missing module docstring (missing-module-docstring)
************* Module PackageY.SubPkgZ
PackageY/SubPkgZ/__init__.py:1:0: C0103: Module name "SubPkgZ" doesn't conform to snake_case naming style (invalid-name)
************* Module PackageY.SubPkgZ.mod1
PackageY/SubPkgZ/mod1.py:3:0: C0305: Trailing newlines (trailing-newlines)
PackageY/SubPkgZ/mod1.py:1:0: C0114: Missing module docstring (missing-module-docstring)
PackageY/SubPkgZ/mod1.py:1:0: C0116: Missing function or method docstring (missing-function-docstring)

----------------------------------------------------------------------
Your code has been rated at -13.33/10 (previous run: -13.33/10, +0.00)

$ touch __init__.py

$ pylint PackageY
************* Module PackageY
PackageY/__init__.py:2:0: C0305: Trailing newlines (trailing-newlines)
PackageY/__init__.py:1:0: C0103: Module name "PackageY" doesn't conform to snake_case naming style (invalid-name)
PackageY/__init__.py:1:0: C0114: Missing module docstring (missing-module-docstring)
PackageY/__init__.py:1:0: E0611: No name 'SubPkgZ' in module 'PackageY' (no-name-in-module)
PackageY/__init__.py:1:0: E0401: Unable to import 'PackageY.SubPkgZ.mod1' (import-error)
************* Module PackageY.SubPkgZ
PackageY/SubPkgZ/__init__.py:1:0: C0103: Module name "SubPkgZ" doesn't conform to snake_case naming style (invalid-name)
************* Module PackageY.SubPkgZ.mod1
PackageY/SubPkgZ/mod1.py:3:0: C0305: Trailing newlines (trailing-newlines)
PackageY/SubPkgZ/mod1.py:1:0: C0114: Missing module docstring (missing-module-docstring)
PackageY/SubPkgZ/mod1.py:1:0: C0116: Missing function or method docstring (missing-function-docstring)

-----------------------------------------------------------------------
Your code has been rated at -46.67/10 (previous run: -13.33/10, -33.33)


$ python -m pylint PackageY
************* Module PackageY
PackageY/__init__.py:2:0: C0305: Trailing newlines (trailing-newlines)
PackageY/__init__.py:1:0: C0103: Module name "PackageY" doesn't conform to snake_case naming style (invalid-name)
PackageY/__init__.py:1:0: C0114: Missing module docstring (missing-module-docstring)
PackageY/__init__.py:1:0: E0611: No name 'SubPkgZ' in module 'PackageY' (no-name-in-module)
PackageY/__init__.py:1:0: E0401: Unable to import 'PackageY.SubPkgZ.mod1' (import-error)
************* Module PackageY.SubPkgZ
PackageY/SubPkgZ/__init__.py:1:0: C0103: Module name "SubPkgZ" doesn't conform to snake_case naming style (invalid-name)
************* Module PackageY.SubPkgZ.mod1
PackageY/SubPkgZ/mod1.py:3:0: C0305: Trailing newlines (trailing-newlines)
PackageY/SubPkgZ/mod1.py:1:0: C0114: Missing module docstring (missing-module-docstring)
PackageY/SubPkgZ/mod1.py:1:0: C0116: Missing function or method docstring (missing-function-docstring)

----------------------------------------------------------------------
Your code has been rated at -46.67/10 (previous run: -46.67/10, +0.00)

PackageX-PackageY-__init__.py

from PackageY.SubPkgZ.mod1 import mod1fn1

PackageX-PackageY-SubPkgZ-__init__.py

# empty

PackageX-PackageY-SubPkgZ-mod1.py

def mod1fn1():
    pass