def main():
filename = sys.argv[1]
t0 = time.time()
drv = driver.Driver(pygram.python_grammar, convert=pytree.convert)
tree = drv.parse_file(filename)
t1 = time.time()
dt = t1 - t0
with open(filename) as file:
nlines = len(file.readlines())
print("%.3f seconds for %d lines; %.0f lines/sec" % (dt, nlines, nlines /
(dt or 1e-9)))
pegen.print_memstats()
def main():
t0 = time.time()
for filename in sys.argv[1:]:
print(filename, end="\r")
try:
with open(filename) as file:
source = file.read()
tree = ast.parse(source, filename)
except Exception as err:
print("Error:", err, file=sys.stderr)
tok = None
t1 = time.time()
dt = t1 - t0
print(f"Parsed in {dt:.3f} secs", file=sys.stderr)
pegen.print_memstats()
def main():
t0 = time.time()
for filename in sys.argv[1:]:
try:
with open(filename) as file:
text = file.read()
parser = UnknownParser()
ast = parser.parse(text,
rule_name='start',
filename=filename,
whitespace=' ')
except Exception as err:
print("Error:", err, file=sys.stderr)
t1 = time.time()
nlines = 0
for filename in sys.argv[1:]:
with open(filename) as file:
nlines += len(file.readlines())
dt = t1 - t0
print(f"{nlines} lines in {dt:.3f} secs", file=sys.stderr)
if dt:
print(f"{nlines/dt:.0f} lines/sec", file=sys.stderr)
pegen.print_memstats()
def main():
t0 = time.time()
ntoks = 0
nlines = 0
line_ends = (token.NL, token.NEWLINE)
for filename in sys.argv[1:]:
print(f"{nlines:10} lines", end="\r", file=sys.stderr)
try:
with open(filename) as file:
toks = tokenize.generate_tokens(file.readline)
for tok in toks:
ntoks += 1
if tok.type in line_ends:
nlines += 1
except Exception as err:
print("Error:", err, file=sys.stderr)
tok = None
t1 = time.time()
dt = t1 - t0
print(f"{ntoks} tokens, {nlines} lines in {dt:.3f} secs", file=sys.stderr)
if dt:
print(f"{ntoks/dt:.0f} tokens/sec, {nlines/dt:.0f} lines/sec",
file=sys.stderr)
pegen.print_memstats()