python
This commit is contained in:
Vitor Santos Costa
@@ -1,44 +1,59 @@
|
||||
from __future__ import print_function
|
||||
|
||||
from metakernel import MetaKernel
|
||||
from ipykernel.ipkernel import IPythonKernel
|
||||
|
||||
import sys
|
||||
import signal
|
||||
import yap
|
||||
import yapex
|
||||
|
||||
import ipywidgets as widgets
|
||||
import logging
|
||||
|
||||
logger = logging.getLogger()
|
||||
handler = logging.StreamHandler()
|
||||
formatter = logging.Formatter(
|
||||
'%(asctime)s %(name)-12s %(levelname)-8s %(message)s')
|
||||
handler.setFormatter(formatter)
|
||||
logger.addHandler(handler)
|
||||
logger.setLevel(logging.DEBUG)
|
||||
|
||||
logger.debug('often makes a very good meal of %s', 'visiting tourists')
|
||||
|
||||
kernel_json = {
|
||||
"argv": [sys.executable,
|
||||
"-m", "yap_kernel",
|
||||
"-f", "{connection_file}"],
|
||||
"display_name": " YAP-6.3" ,
|
||||
"language": "prolog",
|
||||
"name": "yap_kernel",
|
||||
}
|
||||
|
||||
|
||||
def eprint(*args, **kwargs):
|
||||
print(*args, file=sys.stderr, **kwargs)
|
||||
|
||||
|
||||
class MetaKernelyap(MetaKernel):
|
||||
class YAPKernel(IPythonKernel):
|
||||
implementation = 'MetaKernel YAP'
|
||||
implementation_version = '1.0'
|
||||
language = 'text'
|
||||
language_version = '0.1'
|
||||
banner = "MetaKernel YAP"
|
||||
banner = "YAP-6.3"
|
||||
language_info = {
|
||||
'mimetype': 'text/prolog',
|
||||
'name': 'text',
|
||||
# ------ If different from 'language':
|
||||
'codemirror_mode': {
|
||||
'codemirror_mode': {
|
||||
"version": 2,
|
||||
"name": "prolog"
|
||||
},
|
||||
'pygments_lexer': 'prolog',
|
||||
'version' : "0.0.1",
|
||||
},
|
||||
'pygments_lexer': 'prolog',
|
||||
'version' : "0.0.1",
|
||||
'file_extension': '.yap',
|
||||
'help_links': MetaKernel.help_links,
|
||||
}
|
||||
|
||||
|
||||
def __init__(self, **kwargs):
|
||||
MetaKernel.__init__(self, **kwargs)
|
||||
self._start_yap(**kwargs)
|
||||
self.olines = ""
|
||||
self.ask = True
|
||||
super(YAPKernel, self).__init__( **kwargs)
|
||||
_start_yap( **kwargs )
|
||||
|
||||
def _start_yap(self, **kwargs):
|
||||
# Signal handlers are inherited by forked processes, and we can't easily
|
||||
@@ -51,18 +66,16 @@ class MetaKernelyap(MetaKernel):
|
||||
self.q = None
|
||||
self.engine.query("load_files(library(python), [])").command()
|
||||
self.engine.query("load_files(library(jupyter), [])").command()
|
||||
banner = "YAP {0} Kernel".format(self.engine.version())
|
||||
banner = "YAP6-3 Kernel"
|
||||
self.olines = banner
|
||||
finally:
|
||||
signal.signal(signal.SIGINT, sig)
|
||||
|
||||
# Register Yap function to write image data to temporary file
|
||||
#self.yapwrapper.run_command(image_setup_cmd)
|
||||
|
||||
def get_usage(self):
|
||||
return "This is the YAP kernel."
|
||||
|
||||
def query_prolog(self, s):
|
||||
|
||||
def run_cell(self, s, store_history=False, silent=False, shell_futures=True):
|
||||
|
||||
if not self.q:
|
||||
self.q = self.engine.query(s)
|
||||
@@ -94,118 +107,3 @@ class MetaKernelyap(MetaKernel):
|
||||
if self.q:
|
||||
self.q.close()
|
||||
self.q = None
|
||||
|
||||
def do_execute_direct(self, code):
|
||||
if not code.strip():
|
||||
return ""
|
||||
lines = code.split("\n")
|
||||
interrupted = False
|
||||
self.doReset = True
|
||||
nlines = ""
|
||||
try:
|
||||
for line in lines:
|
||||
line = line.strip()
|
||||
if line.startswith('#'):
|
||||
# wait
|
||||
print( "comment")
|
||||
elif line.startswith('%'):
|
||||
# wait
|
||||
call_magic( line )
|
||||
elif line.endswith(';'):
|
||||
nlines += line.rstrip(';').rstrip()
|
||||
self.doReset = False
|
||||
break
|
||||
elif line.endswith('!'):
|
||||
nlines += line.rstrip('!').rstrip()
|
||||
self.ask = False
|
||||
self.doReset = False
|
||||
break
|
||||
else:
|
||||
line = line.rstrip()
|
||||
if line:
|
||||
nlines += line + "\n"
|
||||
if nlines != self.olines:
|
||||
self.closeq( )
|
||||
self.olines = nlines
|
||||
elif self.doReset:
|
||||
opt = widgets.ToggleButtons(
|
||||
description='Query Solutions:',
|
||||
options=['First', 'Next', 'All'],
|
||||
)
|
||||
print( opt )
|
||||
if opt == 'First':
|
||||
self.closeq( )
|
||||
elif opt == 'Next':
|
||||
self.doReset = False
|
||||
else:
|
||||
self.ask = False
|
||||
self.doReset = False
|
||||
self.query_prolog( nlines )
|
||||
while not self.ask and self.q:
|
||||
self.query_prolog( nlines )
|
||||
|
||||
except SyntaxError as err:
|
||||
print("Syntax Error error: {0}".format(err))
|
||||
except EOFError:
|
||||
return
|
||||
except RuntimeError as err:
|
||||
print("YAP Execution Error: {0}".format(err))
|
||||
except ValueError:
|
||||
print("Could not convert data to an integer.")
|
||||
except KeyboardInterrupt:
|
||||
return 'stopped by user'
|
||||
except:
|
||||
print("Unexpected error:", sys.exc_info()[0])
|
||||
raise
|
||||
|
||||
def do_complete(self, code, cursor_pos):
|
||||
print(code)
|
||||
print(cursor_pos)
|
||||
eprint( code, " -- ", str(cursor_pos ) )
|
||||
# code = code[:cursor_pos]
|
||||
# default = {'matches': [], 'cursor_start': 0,
|
||||
# 'cursor_end': cursor_pos, 'metadata': dict(),
|
||||
# 'status': 'ok'}
|
||||
|
||||
# if not code or code[-1] == ' ':
|
||||
# return default
|
||||
|
||||
# tokens = code.replace(';', ' ').split()
|
||||
# if not tokens:
|
||||
# return default
|
||||
|
||||
# matches = []
|
||||
# token = tokens[-1]
|
||||
# start = cursor_pos - len(token)
|
||||
|
||||
# if token[0] == '$':
|
||||
# # complete variables
|
||||
# cmd = 'compgen -A arrayvar -A export \
|
||||
# -A variable %s' % token[1:] # strip leading $
|
||||
# output = self.bashwrapper.run_command(cmd).rstrip()
|
||||
# completions = set(output.split())
|
||||
# # append matches including leading $
|
||||
# matches.extend(['$'+c for c in completions])
|
||||
# else:
|
||||
# # complete functions and builtins
|
||||
# cmd = 'compgen -cdfa %s' % token
|
||||
# output = self.bashwrapper.run_command(cmd).rstrip()
|
||||
# matches.extend(output.split())
|
||||
|
||||
# if not matches:
|
||||
# return default
|
||||
# matches = [m for m in matches if m.startswith(token)]
|
||||
|
||||
# return {'matches': sorted(matches), 'cursor_start': start,
|
||||
# 'cursor_end': cursor_pos, 'metadata': dict(),
|
||||
# 'status': 'ok'}
|
||||
|
||||
def repr(self, data):
|
||||
return repr(data)
|
||||
|
||||
if __name__ == '__main__':
|
||||
try:
|
||||
from ipykernel.kernelapp import IPKernelApp
|
||||
except ImportError:
|
||||
from jupyter_client.zmq.kernelapp import IPKernelApp
|
||||
IPKernelApp.launch_instance(kernel_class=MetaKernelyap)
|
||||
|
||||
Reference in New Issue
Block a user