##// END OF EJS Templates
Ensure encoding header gets written at start of file...
Ensure encoding header gets written at start of file Check whether the file didn't exist beforehand or if we're not appending (in which case the file gets written anew anyways.

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ipy_exportdb.py
77 lines | 2.0 KiB | text/x-python | PythonLexer
from IPython.core import ipapi
from IPython.core import macro
ip = ipapi.get()
import os,pprint
def export(filename = None):
lines = ['import IPython.core.ipapi', 'ip = IPython.core.ipapi.get()','']
vars = ip.db.keys('autorestore/*')
vars.sort()
varstomove = []
get = ip.db.get
macros = []
variables = []
for var in vars:
k = os.path.basename(var)
v = get(var)
if k.startswith('_'):
continue
if isinstance(v, macro.Macro):
macros.append((k,v))
if type(v) in [int, str, float]:
variables.append((k,v))
if macros:
lines.extend(['# === Macros ===' ,''])
for k,v in macros:
lines.append("ip.defmacro('%s'," % k)
for line in v.value.splitlines():
lines.append(' ' + repr(line+'\n'))
lines.extend([')', ''])
if variables:
lines.extend(['','# === Variables ===',''])
for k,v in variables:
varstomove.append(k)
lines.append('%s = %s' % (k,repr(v)))
lines.append('ip.push("%s")' % (' '.join(varstomove)))
bkms = ip.db.get('bookmarks',{})
if bkms:
lines.extend(['','# === Bookmarks ===',''])
lines.append("ip.db['bookmarks'] = %s " % pprint.pformat(bkms, indent = 2) )
aliases = ip.db.get('stored_aliases', {} )
if aliases:
lines.extend(['','# === Alias definitions ===',''])
for k,v in aliases.items():
try:
lines.append("ip.define_alias('%s', %s)" % (k, repr(v[1])))
except (AttributeError, TypeError):
pass
env = ip.db.get('stored_env')
if env:
lines.extend(['','# === Stored env vars ===',''])
lines.append("ip.db['stored_env'] = %s " % pprint.pformat(env, indent = 2) )
out = '\n'.join(lines)
if filename:
open(filename,'w').write(out)
else:
print out