53 lines
1.5 KiB
Python
53 lines
1.5 KiB
Python
# Copyright 2021 Alibaba Group Holding Limited.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from typing import List, Sequence
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# Global context.
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import click
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from core import Context, Manager
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from .root import root_group
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global_mgr = Manager(Context())
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def print_rows(rows: List[Sequence[str]], sep=' ', *, header: List[str] or None = None):
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if not rows or len(rows) == 0 or len(rows[0]) == 0:
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return
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# convert to string list
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rows = [[str(x) for x in r] for r in rows]
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# patch header if present
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if header and len(header) == len(rows[0]):
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rows = [header] + rows
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row_max_width = [0] * len(rows[0])
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for r in rows:
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for i, x in enumerate(r):
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row_max_width[i] = max(row_max_width[i], len(x))
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for r in rows:
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print(sep.join([x.ljust(row_max_width[i]) for i, x in enumerate(r)]))
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@click.command(name='ping')
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def ping():
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with global_mgr.new_connection() as conn:
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conn.ping()
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root_group.add_command(ping)
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