def _eval_line(self, line, allow_use_file=True, wait_for_prompt=True, restart_if_needed=False):
"""
EXAMPLES::
sage: gp._eval_line('2+2')
'4'
TESTS:
We verify that trac 11617 is fixed::
sage: gp._eval_line('a='+str(range(2*10^5)))[:70]
'[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19,'
"""
line = line.strip()
if len(line) == 0:
return ''
a = Expect._eval_line(self, line,
allow_use_file=allow_use_file,
wait_for_prompt=wait_for_prompt)
if a.find("the PARI stack overflows") != -1:
verbose("automatically doubling the PARI stack and re-executing current input line")
b = self.eval("allocatemem()")
if b.find("Warning: not enough memory") != -1:
raise RuntimeError(a)
return self._eval_line(line, allow_use_file=allow_use_file,
wait_for_prompt=wait_for_prompt)
else:
return a
def _eval_line(self, line, allow_use_file=True, wait_for_prompt=True):
"""
EXAMPLES::
sage: maple._eval_line('2+2') # optional - maple
'4'
"""
line += ';'
with gc_disabled():
z = Expect._eval_line(self, line, allow_use_file=allow_use_file,
wait_for_prompt=wait_for_prompt).replace('\\\n','').strip()
if z.lower().find("error") != -1:
# The following was very tricky to figure out.
# When an error occurs using Maple, unfortunately,
# Maple also dumps one into the line where the
# error occurred with that line copied in. This
# totally messes up the pexpect interface. However,
# I think the following few lines successfully
# "clear things out", i.e., delete the text from
# the edit buffer and get a clean prompt.
e = self.expect()
e.sendline('%s__sage__;'%(chr(8)*len(line)))
e.expect('__sage__;')
e.expect(self._prompt)
raise RuntimeError, "An error occurred running a Maple command:\nINPUT:\n%s\nOUTPUT:\n%s"%(line, z)
return z
def _eval_line(self, line, allow_use_file=True, wait_for_prompt=True, restart_if_needed=False):
"""
EXAMPLES::
sage: maple._eval_line('2+2') # optional - maple
'4'
"""
line += ';'
with gc_disabled():
z = Expect._eval_line(self, line, allow_use_file=allow_use_file,
wait_for_prompt=wait_for_prompt).replace('\\\n','').strip()
if z.lower().find("error") != -1:
raise RuntimeError("An error occurred running a Maple command:\nINPUT:\n%s\nOUTPUT:\n%s" % (line, z))
return z
def _eval_line(self, line, allow_use_file=True, wait_for_prompt=True, restart_if_needed=False):
"""
EXAMPLES:
sage: lie._eval_line('2+2') # optional - lie
' 4'
sage: lie._eval_line('diagram(2)') # optional - lie
Traceback (most recent call last):
...
RuntimeError: An error occurred running a LiE command:
Argument types do not match in call. Types are: diagram(bin).
Valid argument types are for instance: diagram(grp).
"""
out = Expect._eval_line(self, line, allow_use_file=allow_use_file, wait_for_prompt=wait_for_prompt)
# Check to see if an error has occurred
err = max(out.find("\n(in"), out.find("not defined"), out.find("Argument types"))
if err != -1:
raise RuntimeError, "An error occurred running a LiE command:\n%s" % (out.replace("\r\n", "\n"))
return out
def _eval_line(self, line, allow_use_file=True, wait_for_prompt=True):
"""
EXAMPLES::
sage: gp._eval_line('2+2')
'4'
"""
line = line.strip()
if len(line) == 0:
return ''
a = Expect._eval_line(self, line,
allow_use_file=allow_use_file,
wait_for_prompt=wait_for_prompt)
if a.find("the PARI stack overflows") != -1:
verbose("automatically doubling the PARI stack and re-executing current input line")
b = self.eval("allocatemem()")
if b.find("Warning: not enough memory") != -1:
raise RuntimeError, a
return self._eval_line(line)
else:
return a
def _eval_line(self,
line,
allow_use_file=True,
wait_for_prompt=True,
restart_if_needed=False):
"""
EXAMPLES::
sage: gp._eval_line('2+2')
'4'
TESTS:
We verify that trac 11617 is fixed::
sage: gp._eval_line('a='+str(range(2*10^5)))[:70]
'[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19,'
"""
line = line.strip()
if len(line) == 0:
return ''
a = Expect._eval_line(self,
line,
allow_use_file=allow_use_file,
wait_for_prompt=wait_for_prompt)
if a.find("the PARI stack overflows") != -1:
verbose(
"automatically doubling the PARI stack and re-executing current input line"
)
b = self.eval("allocatemem()")
if b.find("Warning: not enough memory") != -1:
raise RuntimeError(a)
return self._eval_line(line,
allow_use_file=allow_use_file,
wait_for_prompt=wait_for_prompt)
else:
return a
def _eval_line(self, line, allow_use_file=True, wait_for_prompt=True):
"""
EXAMPLES::
sage: gp._eval_line('2+2')
'4'
"""
line = line.strip()
if len(line) == 0:
return ''
a = Expect._eval_line(self,
line,
allow_use_file=allow_use_file,
wait_for_prompt=wait_for_prompt)
if a.find("the PARI stack overflows") != -1:
verbose(
"automatically doubling the PARI stack and re-executing current input line"
)
b = self.eval("allocatemem()")
if b.find("Warning: not enough memory") != -1:
raise RuntimeError, a
return self._eval_line(line)
else:
return a
def _eval_line(self, line, allow_use_file=True, wait_for_prompt=True, restart_if_needed=False):
s = Expect._eval_line(self, line,
allow_use_file=allow_use_file, wait_for_prompt=wait_for_prompt)
return str(s).strip('\n')
def _eval_line(self, line, reformat=True, allow_use_file=False,
wait_for_prompt=True):
"""
EXAMPLES::
sage: print axiom._eval_line('2+2') #optional - axiom
4
Type: PositiveInteger
"""
if not wait_for_prompt:
return Expect._eval_line(self, line)
line = line.rstrip().rstrip(';')
if line == '':
return ''
if len(line) > 3000:
raise NotImplementedError, "evaluation of long input lines (>3000 characters) in Axiom not yet implemented."
if self._expect is None:
self._start()
if allow_use_file and self.__eval_using_file_cutoff and \
len(line) > self.__eval_using_file_cutoff:
return self._eval_line_using_file(line)
try:
E = self._expect
# debug
self._synchronize(cmd='1+%s\n')
verbose("in = '%s'"%line,level=3)
E.sendline(line)
self._expect.expect(self._prompt)
out = self._expect.before
# debug
verbose("out = '%s'"%out,level=3)
except EOF:
if self._quit_string() in line:
return ''
except KeyboardInterrupt:
self._keyboard_interrupt()
if '>> Error detected within library code:' in out or \
'Cannot find a definition or applicable library operation named' in out:
raise RuntimeError, out
if not reformat:
return out
if 'error' in out:
return out
#out = out.lstrip()
i = out.find('\n')
out = out[i+1:]
outs = out.split("\n")
i = 0
outline = ''
for line in outs:
line = line.rstrip()
# print "'%s'"%line
if line[:4] == ' (':
i = line.find('(')
i += line[i:].find(')')
if line[i+1:] == "":
i = 0
outs = outs[1:]
break;
out = "\n".join(line[i+1:] for line in outs[1:])
return out
def _eval_line(self, line, allow_use_file=False, wait_for_prompt=True, restart_if_needed=False):
return Expect._eval_line(self, line, allow_use_file=allow_use_file,
wait_for_prompt=wait_for_prompt)
def _eval_line(self, line, allow_use_file=False, wait_for_prompt=True):
return Expect._eval_line(self, line, allow_use_file=allow_use_file,
wait_for_prompt=wait_for_prompt)
def _eval_line(self,
line,
reformat=True,
allow_use_file=False,
wait_for_prompt=True):
"""
EXAMPLES::
sage: print axiom._eval_line('2+2') #optional - axiom
4
Type: PositiveInteger
"""
if not wait_for_prompt:
return Expect._eval_line(self, line)
line = line.rstrip().rstrip(';')
if line == '':
return ''
if len(line) > 3000:
raise NotImplementedError, "evaluation of long input lines (>3000 characters) in Axiom not yet implemented."
if self._expect is None:
self._start()
if allow_use_file and self.__eval_using_file_cutoff and \
len(line) > self.__eval_using_file_cutoff:
return self._eval_line_using_file(line)
try:
E = self._expect
# debug
self._synchronize(cmd='1+%s\n')
verbose("in = '%s'" % line, level=3)
E.sendline(line)
self._expect.expect(self._prompt)
out = self._expect.before
# debug
verbose("out = '%s'" % out, level=3)
except EOF:
if self._quit_string() in line:
return ''
except KeyboardInterrupt:
self._keyboard_interrupt()
if '>> Error detected within library code:' in out or \
'Cannot find a definition or applicable library operation named' in out:
raise RuntimeError, out
if not reformat:
return out
if 'error' in out:
return out
#out = out.lstrip()
i = out.find('\n')
out = out[i + 1:]
outs = out.split("\n")
i = 0
outline = ''
for line in outs:
line = line.rstrip()
# print "'%s'"%line
if line[:4] == ' (':
i = line.find('(')
i += line[i:].find(')')
if line[i + 1:] == "":
i = 0
outs = outs[1:]
break
out = "\n".join(line[i + 1:] for line in outs[1:])
return out
def _eval_line(self, line, allow_use_file=True, wait_for_prompt=True):
s = Expect._eval_line(self,
line,
allow_use_file=allow_use_file,
wait_for_prompt=wait_for_prompt)
return str(s).strip('\n')
def _eval_line(self, line, allow_use_file=False, wait_for_prompt=True):
return Expect._eval_line(self,
line,
allow_use_file=allow_use_file,
wait_for_prompt=wait_for_prompt)
def _eval_line(self, line, allow_use_file=False, wait_for_prompt=True, restart_if_needed=False):
return Expect._eval_line(self, line, allow_use_file=allow_use_file,
wait_for_prompt=wait_for_prompt)
def _eval_line(self, line, allow_use_file=True, wait_for_prompt=True):
s = Expect._eval_line(self, line,
allow_use_file=allow_use_file, wait_for_prompt=wait_for_prompt)
return str(s).strip('\n')
