Source code for pennylane.about
# Copyright 2018-2021 Xanadu Quantum Technologies Inc.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
r"""
This module contains the :func:`about` function to display all the details of the PennyLane installation,
e.g., OS, version, `Numpy` and `Scipy` versions, installation method.
"""
import platform
import sys
from subprocess import check_output
from pkg_resources import iter_entry_points
import numpy
import scipy
[docs]def about():
"""
Prints the information for pennylane installation.
"""
plugin_devices = iter_entry_points("pennylane.plugins")
print(check_output([sys.executable, "-m", "pip", "show", "pennylane"]).decode())
print(f"Platform info: {platform.platform(aliased=True)}")
print(
f"Python version: {sys.version_info[0]}.{sys.version_info[1]}.{sys.version_info[2]}"
)
print(f"Numpy version: {numpy.__version__}")
print(f"Scipy version: {scipy.__version__}")
print("Installed devices:")
for d in plugin_devices:
print(f"- {d.name} ({d.dist.project_name}-{d.dist.version})")
if __name__ == "__main__":
about()
_modules/pennylane/about
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