redo_f.py

from coverage.debug import NoDebugging
from coverage.sqldata import SqliteDb

db = SqliteDb("cov.db", NoDebugging())

with db:
    db.executescript("CREATE TABLE coverage_schema (\n    -- One row, to record the version of the schema in this db.\n    version integer\n);\n\nCREATE TABLE meta (\n    -- Key-value pairs, to record metadata about the data\n    key text,\n    value text,\n    unique (key)\n    -- Keys:\n    --  'has_arcs' boolean      -- Is this data recording branches?\n    --  'sys_argv' text         -- The coverage command line that recorded the data.\n    --  'version' text          -- The version of coverage.py that made the file.\n    --  'when' text             -- Datetime when the file was created.\n);\n\nCREATE TABLE file (\n    -- A row per file measured.\n    id integer primary key,\n    path text,\n    unique (path)\n);\n\nCREATE TABLE context (\n    -- A row per context measured.\n    id integer primary key,\n    context text,\n    unique (context)\n);\n\nCREATE TABLE line_bits (\n    -- If recording lines, a row per context per file executed.\n    -- All of the line numbers for that file/context are in one numbits.\n    file_id integer,            -- foreign key to `file`.\n    context_id integer,         -- foreign key to `context`.\n    numbits blob,               -- see the numbits functions in coverage.numbits\n    foreign key (file_id) references file (id),\n    foreign key (context_id) references context (id),\n    unique (file_id, context_id)\n);\n\nCREATE TABLE arc (\n    -- If recording branches, a row per context per from/to line transition executed.\n    file_id integer,            -- foreign key to `file`.\n    context_id integer,         -- foreign key to `context`.\n    fromno integer,             -- line number jumped from.\n    tono integer,               -- line number jumped to.\n    foreign key (file_id) references file (id),\n    foreign key (context_id) references context (id),\n    unique (file_id, context_id, fromno, tono)\n);\n\nCREATE TABLE tracer (\n    -- A row per file indicating the tracer used for that file.\n    file_id integer primary key,\n    tracer text,\n    foreign key (file_id) references file (id)\n);\n")
    db.execute('insert into coverage_schema (version) values (?)', (7,))
    db.executemany('insert into meta (key, value) values (?, ?)', [('sys_argv', "['/home/travis/nedbat/apprise-api/.tox/py36/lib/python3.6/site-packages/pytest/__main__.py', 'apprise_api']"), ('version', '17.0.3a0'), ('when', '2020-01-11 17:53:31')])
with db:
    db.execute('insert into meta (key, value) values (?, ?)', ('has_arcs', '0'))
with db:
    with db:
        db.execute('select id from context where context = ?', ('',))
    with db:
        db.execute('insert into context (context) values (?)', ('',))
    with db:
        db.execute('insert or replace into file (path) values (?)', ('/home/travis/nedbat/apprise-api/.tox/py36/lib/python3.6/site-packages/pytest_cov/engine.py',))