def read_users(input, delimiter=',', fields=_fields):
"""Read in users from flat text input.
If input is None or an empty list, STDIN is used.
"""
f = FileInput(input)
reader = csv.reader(f, delimiter=delimiter)
users = {}
for row in reader:
if len(row) != len(fields):
raise CLIError('EUSER',
'Line %s of input has incorrect number of fields. Expecting "%s"' %
(f.lineno(), delimiter.join(fields)))
u = dict([(k, v) for k, v in izip(fields, row)])
name = u['display_name']
grp = _fix_group(u['group'])
u['group'] = grp
if name in users:
raise CLIError('EUSER', 'Duplicate entry present for user "%s"' % name)
users[name] = u
return users
def test_files_that_dont_end_with_newline(self):
t1 = self.writeTmp("A\nB\nC")
t2 = self.writeTmp("D\nE\nF")
fi = FileInput(files=(t1, t2))
lines = list(fi)
self.assertEqual(lines, ["A\n", "B\n", "C", "D\n", "E\n", "F"])
self.assertEqual(fi.filelineno(), 3)
self.assertEqual(fi.lineno(), 6)
def test_zero_byte_files(self):
t1 = self.writeTmp("")
t2 = self.writeTmp("")
t3 = self.writeTmp("The only line there is.\n")
t4 = self.writeTmp("")
fi = FileInput(files=(t1, t2, t3, t4))
line = fi.readline()
self.assertEqual(line, 'The only line there is.\n')
self.assertEqual(fi.lineno(), 1)
self.assertEqual(fi.filelineno(), 1)
self.assertEqual(fi.filename(), t3)
line = fi.readline()
self.assertFalse(line)
self.assertEqual(fi.lineno(), 1)
self.assertEqual(fi.filelineno(), 0)
self.assertEqual(fi.filename(), t4)
fi.close()
def test_files_that_dont_end_with_newline(self):
try:
t1 = writeTmp(1, ["A\nB\nC"])
t2 = writeTmp(2, ["D\nE\nF"])
fi = FileInput(files=(t1, t2))
lines = list(fi)
self.assertEqual(lines, ["A\n", "B\n", "C", "D\n", "E\n", "F"])
self.assertEqual(fi.filelineno(), 3)
self.assertEqual(fi.lineno(), 6)
finally:
remove_tempfiles(t1, t2)
def test_zero_byte_files(self):
try:
t1 = writeTmp(1, [""])
t2 = writeTmp(2, [""])
t3 = writeTmp(3, ["The only line there is.\n"])
t4 = writeTmp(4, [""])
fi = FileInput(files=(t1, t2, t3, t4))
line = fi.readline()
self.assertEqual(line, 'The only line there is.\n')
self.assertEqual(fi.lineno(), 1)
self.assertEqual(fi.filelineno(), 1)
self.assertEqual(fi.filename(), t3)
line = fi.readline()
self.failIf(line)
self.assertEqual(fi.lineno(), 1)
self.assertEqual(fi.filelineno(), 0)
self.assertEqual(fi.filename(), t4)
fi.close()
finally:
remove_tempfiles(t1, t2, t3, t4)
def buffer_size_test(self, t1, t2, t3, t4, bs=0, round=0):
pat = re.compile(r'LINE (\d+) OF FILE (\d+)')
start = 1 + round*6
if verbose:
print('%s. Simple iteration (bs=%s)' % (start+0, bs))
fi = FileInput(files=(t1, t2, t3, t4), bufsize=bs)
lines = list(fi)
fi.close()
self.assertEqual(len(lines), 31)
self.assertEqual(lines[4], 'Line 5 of file 1\n')
self.assertEqual(lines[30], 'Line 1 of file 4\n')
self.assertEqual(fi.lineno(), 31)
self.assertEqual(fi.filename(), t4)
if verbose:
print('%s. Status variables (bs=%s)' % (start+1, bs))
fi = FileInput(files=(t1, t2, t3, t4), bufsize=bs)
s = "x"
while s and s != 'Line 6 of file 2\n':
s = fi.readline()
self.assertEqual(fi.filename(), t2)
self.assertEqual(fi.lineno(), 21)
self.assertEqual(fi.filelineno(), 6)
self.assertFalse(fi.isfirstline())
self.assertFalse(fi.isstdin())
if verbose:
print('%s. Nextfile (bs=%s)' % (start+2, bs))
fi.nextfile()
self.assertEqual(fi.readline(), 'Line 1 of file 3\n')
self.assertEqual(fi.lineno(), 22)
fi.close()
if verbose:
print('%s. Stdin (bs=%s)' % (start+3, bs))
fi = FileInput(files=(t1, t2, t3, t4, '-'), bufsize=bs)
savestdin = sys.stdin
try:
sys.stdin = StringIO("Line 1 of stdin\nLine 2 of stdin\n")
lines = list(fi)
self.assertEqual(len(lines), 33)
self.assertEqual(lines[32], 'Line 2 of stdin\n')
self.assertEqual(fi.filename(), '<stdin>')
fi.nextfile()
finally:
sys.stdin = savestdin
if verbose:
print('%s. Boundary conditions (bs=%s)' % (start+4, bs))
fi = FileInput(files=(t1, t2, t3, t4), bufsize=bs)
self.assertEqual(fi.lineno(), 0)
self.assertEqual(fi.filename(), None)
fi.nextfile()
self.assertEqual(fi.lineno(), 0)
self.assertEqual(fi.filename(), None)
if verbose:
print('%s. Inplace (bs=%s)' % (start+5, bs))
savestdout = sys.stdout
try:
fi = FileInput(files=(t1, t2, t3, t4), inplace=1, bufsize=bs)
for line in fi:
line = line[:-1].upper()
print(line)
fi.close()
finally:
sys.stdout = savestdout
fi = FileInput(files=(t1, t2, t3, t4), bufsize=bs)
for line in fi:
self.assertEqual(line[-1], '\n')
m = pat.match(line[:-1])
self.assertNotEqual(m, None)
self.assertEqual(int(m.group(1)), fi.filelineno())
fi.close()
def runTests(t1, t2, t3, t4, bs=0, round=0):
start = 1 + round*6
if verbose:
print '%s. Simple iteration (bs=%s)' % (start+0, bs)
fi = FileInput(files=(t1, t2, t3, t4), bufsize=bs)
lines = list(fi)
fi.close()
verify(len(lines) == 31)
verify(lines[4] == 'Line 5 of file 1\n')
verify(lines[30] == 'Line 1 of file 4\n')
verify(fi.lineno() == 31)
verify(fi.filename() == t4)
if verbose:
print '%s. Status variables (bs=%s)' % (start+1, bs)
fi = FileInput(files=(t1, t2, t3, t4), bufsize=bs)
s = "x"
while s and s != 'Line 6 of file 2\n':
s = fi.readline()
verify(fi.filename() == t2)
verify(fi.lineno() == 21)
verify(fi.filelineno() == 6)
verify(not fi.isfirstline())
verify(not fi.isstdin())
if verbose:
print '%s. Nextfile (bs=%s)' % (start+2, bs)
fi.nextfile()
verify(fi.readline() == 'Line 1 of file 3\n')
verify(fi.lineno() == 22)
fi.close()
if verbose:
print '%s. Stdin (bs=%s)' % (start+3, bs)
fi = FileInput(files=(t1, t2, t3, t4, '-'), bufsize=bs)
savestdin = sys.stdin
try:
sys.stdin = StringIO("Line 1 of stdin\nLine 2 of stdin\n")
lines = list(fi)
verify(len(lines) == 33)
verify(lines[32] == 'Line 2 of stdin\n')
verify(fi.filename() == '<stdin>')
fi.nextfile()
finally:
sys.stdin = savestdin
if verbose:
print '%s. Boundary conditions (bs=%s)' % (start+4, bs)
fi = FileInput(files=(t1, t2, t3, t4), bufsize=bs)
verify(fi.lineno() == 0)
verify(fi.filename() == None)
fi.nextfile()
verify(fi.lineno() == 0)
verify(fi.filename() == None)
if verbose:
print '%s. Inplace (bs=%s)' % (start+5, bs)
savestdout = sys.stdout
try:
fi = FileInput(files=(t1, t2, t3, t4), inplace=1, bufsize=bs)
for line in fi:
line = line[:-1].upper()
print line
fi.close()
finally:
sys.stdout = savestdout
fi = FileInput(files=(t1, t2, t3, t4), bufsize=bs)
for line in fi:
verify(line[-1] == '\n')
m = pat.match(line[:-1])
verify(m != None)
verify(int(m.group(1)) == fi.filelineno())
fi.close()
runTests(t1, t2, t3, t4, bs, round)
finally:
remove_tempfiles(t1, t2, t3, t4)
# Next, check for proper behavior with 0-byte files.
if verbose:
print "13. 0-byte files"
try:
t1 = writeTmp(1, [""])
t2 = writeTmp(2, [""])
t3 = writeTmp(3, ["The only line there is.\n"])
t4 = writeTmp(4, [""])
fi = FileInput(files=(t1, t2, t3, t4))
line = fi.readline()
verify(line == 'The only line there is.\n')
verify(fi.lineno() == 1)
verify(fi.filelineno() == 1)
verify(fi.filename() == t3)
line = fi.readline()
verify(not line)
verify(fi.lineno() == 1)
verify(fi.filelineno() == 0)
verify(fi.filename() == t4)
fi.close()
finally:
remove_tempfiles(t1, t2, t3, t4)
if verbose:
print "14. Files that don't end with newline"
try:
t1 = writeTmp(1, ["A\nB\nC"])
runTests(t1, t2, t3, t4, bs, round)
finally:
remove_tempfiles(t1, t2, t3, t4)
# Next, check for proper behavior with 0-byte files.
if verbose:
print "13. 0-byte files"
try:
t1 = writeTmp(1, [""])
t2 = writeTmp(2, [""])
t3 = writeTmp(3, ["The only line there is.\n"])
t4 = writeTmp(4, [""])
fi = FileInput(files=(t1, t2, t3, t4))
line = fi.readline()
verify(line == 'The only line there is.\n')
verify(fi.lineno() == 1)
verify(fi.filelineno() == 1)
verify(fi.filename() == t3)
line = fi.readline()
verify(not line)
verify(fi.lineno() == 1)
verify(fi.filelineno() == 0)
verify(fi.filename() == t4)
fi.close()
finally:
remove_tempfiles(t1, t2, t3, t4)
if verbose:
print "14. Files that don't end with newline"
try:
t1 = writeTmp(1, ["A\nB\nC"])
def buffer_size_test(self, t1, t2, t3, t4, bs=0, round=0):
pat = re.compile(r'LINE (\d+) OF FILE (\d+)')
start = 1 + round*6
if verbose:
print('%s. Simple iteration (bs=%s)' % (start+0, bs))
fi = FileInput(files=(t1, t2, t3, t4), bufsize=bs)
lines = list(fi)
fi.close()
self.assertEqual(len(lines), 31)
self.assertEqual(lines[4], 'Line 5 of file 1\n')
self.assertEqual(lines[30], 'Line 1 of file 4\n')
self.assertEqual(fi.lineno(), 31)
self.assertEqual(fi.filename(), t4)
if verbose:
print('%s. Status variables (bs=%s)' % (start+1, bs))
fi = FileInput(files=(t1, t2, t3, t4), bufsize=bs)
s = "x"
while s and s != 'Line 6 of file 2\n':
s = fi.readline()
self.assertEqual(fi.filename(), t2)
self.assertEqual(fi.lineno(), 21)
self.assertEqual(fi.filelineno(), 6)
self.failIf(fi.isfirstline())
self.failIf(fi.isstdin())
if verbose:
print('%s. Nextfile (bs=%s)' % (start+2, bs))
fi.nextfile()
self.assertEqual(fi.readline(), 'Line 1 of file 3\n')
self.assertEqual(fi.lineno(), 22)
fi.close()
if verbose:
print('%s. Stdin (bs=%s)' % (start+3, bs))
fi = FileInput(files=(t1, t2, t3, t4, '-'), bufsize=bs)
savestdin = sys.stdin
try:
sys.stdin = StringIO("Line 1 of stdin\nLine 2 of stdin\n")
lines = list(fi)
self.assertEqual(len(lines), 33)
self.assertEqual(lines[32], 'Line 2 of stdin\n')
self.assertEqual(fi.filename(), '<stdin>')
fi.nextfile()
finally:
sys.stdin = savestdin
if verbose:
print('%s. Boundary conditions (bs=%s)' % (start+4, bs))
fi = FileInput(files=(t1, t2, t3, t4), bufsize=bs)
self.assertEqual(fi.lineno(), 0)
self.assertEqual(fi.filename(), None)
fi.nextfile()
self.assertEqual(fi.lineno(), 0)
self.assertEqual(fi.filename(), None)
if verbose:
print('%s. Inplace (bs=%s)' % (start+5, bs))
savestdout = sys.stdout
try:
fi = FileInput(files=(t1, t2, t3, t4), inplace=1, bufsize=bs)
for line in fi:
line = line[:-1].upper()
print(line)
fi.close()
finally:
sys.stdout = savestdout
fi = FileInput(files=(t1, t2, t3, t4), bufsize=bs)
for line in fi:
self.assertEqual(line[-1], '\n')
m = pat.match(line[:-1])
self.assertNotEqual(m, None)
self.assertEqual(int(m.group(1)), fi.filelineno())
fi.close()
def test_buffer_sizes(self):
t1 = self.writeTmp(''.join("Line %s of file 1\n" % (i+1) for i in range(15)))
t2 = self.writeTmp(''.join("Line %s of file 2\n" % (i+1) for i in range(10)))
t3 = self.writeTmp(''.join("Line %s of file 3\n" % (i+1) for i in range(5)))
t4 = self.writeTmp(''.join("Line %s of file 4\n" % (i+1) for i in range(1)))
pat = re.compile(r'LINE (\d+) OF FILE (\d+)')
if verbose:
print('1. Simple iteration')
fi = FileInput(files=(t1, t2, t3, t4), encoding="utf-8")
lines = list(fi)
fi.close()
self.assertEqual(len(lines), 31)
self.assertEqual(lines[4], 'Line 5 of file 1\n')
self.assertEqual(lines[30], 'Line 1 of file 4\n')
self.assertEqual(fi.lineno(), 31)
self.assertEqual(fi.filename(), t4)
if verbose:
print('2. Status variables')
fi = FileInput(files=(t1, t2, t3, t4), encoding="utf-8")
s = "x"
while s and s != 'Line 6 of file 2\n':
s = fi.readline()
self.assertEqual(fi.filename(), t2)
self.assertEqual(fi.lineno(), 21)
self.assertEqual(fi.filelineno(), 6)
self.assertFalse(fi.isfirstline())
self.assertFalse(fi.isstdin())
if verbose:
print('3. Nextfile')
fi.nextfile()
self.assertEqual(fi.readline(), 'Line 1 of file 3\n')
self.assertEqual(fi.lineno(), 22)
fi.close()
if verbose:
print('4. Stdin')
fi = FileInput(files=(t1, t2, t3, t4, '-'), encoding="utf-8")
savestdin = sys.stdin
try:
sys.stdin = StringIO("Line 1 of stdin\nLine 2 of stdin\n")
lines = list(fi)
self.assertEqual(len(lines), 33)
self.assertEqual(lines[32], 'Line 2 of stdin\n')
self.assertEqual(fi.filename(), '<stdin>')
fi.nextfile()
finally:
sys.stdin = savestdin
if verbose:
print('5. Boundary conditions')
fi = FileInput(files=(t1, t2, t3, t4), encoding="utf-8")
self.assertEqual(fi.lineno(), 0)
self.assertEqual(fi.filename(), None)
fi.nextfile()
self.assertEqual(fi.lineno(), 0)
self.assertEqual(fi.filename(), None)
if verbose:
print('6. Inplace')
savestdout = sys.stdout
try:
fi = FileInput(files=(t1, t2, t3, t4), inplace=1, encoding="utf-8")
for line in fi:
line = line[:-1].upper()
print(line)
fi.close()
finally:
sys.stdout = savestdout
fi = FileInput(files=(t1, t2, t3, t4), encoding="utf-8")
for line in fi:
self.assertEqual(line[-1], '\n')
m = pat.match(line[:-1])
self.assertNotEqual(m, None)
self.assertEqual(int(m.group(1)), fi.filelineno())
fi.close()
def runTests(t1, t2, t3, t4, bs=0, round=0):
start = 1 + round * 6
if verbose:
print '%s. Simple iteration (bs=%s)' % (start + 0, bs)
fi = FileInput(files=(t1, t2, t3, t4), bufsize=bs)
lines = list(fi)
fi.close()
verify(len(lines) == 31)
verify(lines[4] == 'Line 5 of file 1\n')
verify(lines[30] == 'Line 1 of file 4\n')
verify(fi.lineno() == 31)
verify(fi.filename() == t4)
if verbose:
print '%s. Status variables (bs=%s)' % (start + 1, bs)
fi = FileInput(files=(t1, t2, t3, t4), bufsize=bs)
s = "x"
while s and s != 'Line 6 of file 2\n':
s = fi.readline()
verify(fi.filename() == t2)
verify(fi.lineno() == 21)
verify(fi.filelineno() == 6)
verify(not fi.isfirstline())
verify(not fi.isstdin())
if verbose:
print '%s. Nextfile (bs=%s)' % (start + 2, bs)
fi.nextfile()
verify(fi.readline() == 'Line 1 of file 3\n')
verify(fi.lineno() == 22)
fi.close()
if verbose:
print '%s. Stdin (bs=%s)' % (start + 3, bs)
fi = FileInput(files=(t1, t2, t3, t4, '-'), bufsize=bs)
savestdin = sys.stdin
try:
sys.stdin = StringIO("Line 1 of stdin\nLine 2 of stdin\n")
lines = list(fi)
verify(len(lines) == 33)
verify(lines[32] == 'Line 2 of stdin\n')
verify(fi.filename() == '<stdin>')
fi.nextfile()
finally:
sys.stdin = savestdin
if verbose:
print '%s. Boundary conditions (bs=%s)' % (start + 4, bs)
fi = FileInput(files=(t1, t2, t3, t4), bufsize=bs)
verify(fi.lineno() == 0)
verify(fi.filename() == None)
fi.nextfile()
verify(fi.lineno() == 0)
verify(fi.filename() == None)
if verbose:
print '%s. Inplace (bs=%s)' % (start + 5, bs)
savestdout = sys.stdout
try:
fi = FileInput(files=(t1, t2, t3, t4), inplace=1, bufsize=bs)
for line in fi:
line = line[:-1].upper()
print line
fi.close()
finally:
sys.stdout = savestdout
fi = FileInput(files=(t1, t2, t3, t4), bufsize=bs)
for line in fi:
verify(line[-1] == '\n')
m = pat.match(line[:-1])
verify(m != None)
verify(int(m.group(1)) == fi.filelineno())
fi.close()
'''
'''
