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import os
import re
import sys
from subprocess import run
from linetimer import CodeTimer
INCLUDE_IO = bool(os.environ.get("INCLUDE_IO", False))
SHOW_RESULTS = bool(os.environ.get("SHOW_RESULTS", False))
LOG_TIMINGS = bool(os.environ.get("LOG_TIMINGS", False))
SCALE_FACTOR = os.environ.get("SCALE_FACTOR", "1")
WRITE_PLOT = bool(os.environ.get("WRITE_PLOT", False))
FILE_TYPE = os.environ.get("FILE_TYPE", "parquet")
SPARK_LOG_LEVEL = os.environ.get("SPARK_LOG_LEVEL", "ERROR")
print("include io:", INCLUDE_IO)
print("show results:", SHOW_RESULTS)
print("log timings:", LOG_TIMINGS)
print("file type:", FILE_TYPE)
CWD = os.path.dirname(os.path.realpath(__file__))
DATASET_BASE_DIR = os.path.join(CWD, f"tables_scale_{SCALE_FACTOR}")
ANSWERS_BASE_DIR = os.path.join(CWD, "tpch-dbgen/answers")
TIMINGS_FILE = os.path.join(CWD, os.environ.get("TIMINGS_FILE", "timings.csv"))
DEFAULT_PLOTS_DIR = os.path.join(CWD, "plots")
def append_row(solution: str, q: str, secs: float, version: str, success=True):
with open(TIMINGS_FILE, "a") as f:
if f.tell() == 0:
f.write("solution,version,query_no,duration[s],include_io,success\n")
f.write(f"{solution},{version},{q},{secs},{INCLUDE_IO},{success}\n")
def on_second_call(func):
def helper(*args, **kwargs):
helper.calls += 1
# first call is outside the function
# this call must set the result
if helper.calls == 1:
# include IO will compute the result on the 2nd call
if not INCLUDE_IO:
helper.result = func(*args, **kwargs)
return helper.result
# second call is in the query, now we set the result
if INCLUDE_IO and helper.calls == 2:
helper.result = func(*args, **kwargs)
return helper.result
helper.calls = 0
helper.result = None
return helper
def execute_all(solution: str):
package_name = f"{solution}_queries"
expr = re.compile(r"^q(\d+).py")
num_queries = 0
for file in os.listdir(package_name):
g = expr.search(file)
if g is not None:
num_queries = max(int(g.group(1)), num_queries)
with CodeTimer(name=f"Overall execution of ALL {solution} queries", unit="s"):
for i in range(1, num_queries + 1):
run([sys.executable, "-m", f"{package_name}.q{i}"])
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