# Copyright 2016 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import os
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import sys
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def _JoinPath(*path_parts):
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return os.path.abspath(os.path.join(*path_parts))
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def _AddDirToPythonPath(*path_parts):
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path = _JoinPath(*path_parts)
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if os.path.isdir(path) and path not in sys.path:
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# Some call sites that use Telemetry assume that sys.path[0] is the
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# directory containing the script, so we add these extra paths to right
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# after sys.path[0].
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sys.path.insert(1, path)
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_CATAPULT_DIR = os.path.join(
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os.path.dirname(os.path.abspath(__file__)), os.path.pardir, os.path.pardir)
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_AddDirToPythonPath(_CATAPULT_DIR, 'common', 'py_utils')
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_AddDirToPythonPath(_CATAPULT_DIR, 'common', 'py_trace_event')
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_AddDirToPythonPath(_CATAPULT_DIR, 'common', 'py_trace_event', 'py_trace_event')
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_AddDirToPythonPath(_CATAPULT_DIR, 'devil')
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_AddDirToPythonPath(_CATAPULT_DIR, 'systrace')
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_AddDirToPythonPath(_CATAPULT_DIR, 'tracing')
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