bpython/bpython/config.py at master · allgo27/bpython · GitHub

History

323 lines (277 loc) · 11.7 KB

Raw

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

162

163

164

165

166

167

168

169

170

171

172

173

174

175

176

177

178

179

180

181

182

183

184

185

186

187

188

189

190

191

192

193

194

195

196

197

198

199

200

201

202

203

204

205

206

207

208

209

210

211

212

213

214

215

216

217

218

219

220

221

222

223

224

225

226

227

228

229

230

231

232

233

234

235

236

237

238

239

240

241

242

243

244

245

246

247

248

249

250

251

252

253

254

255

256

257

258

259

260

261

262

263

264

265

266

267

268

269

270

271

272

273

274

275

276

277

278

279

280

281

282

283

284

285

286

287

288

289

290

291

292

293

294

295

296

297

298

299

300

301

302

303

304

305

306

307

308

309

310

311

312

313

314

315

316

317

318

319

320

321

322

323

# encoding: utf-8

from __future__ import unicode_literals, absolute_import

import os

import sys

import locale

from itertools import chain

from six import iterkeys, iteritems

from six.moves.configparser import ConfigParser

from .autocomplete import SIMPLE as default_completion, ALL_MODES

class Struct(object):

"""Simple class for instantiating objects we can add arbitrary attributes

to and use for various arbitrary things."""

def getpreferredencoding():

"""Get the user's preferred encoding."""

return locale.getpreferredencoding() or sys.getdefaultencoding()

def can_encode(c):

try:

c.encode(getpreferredencoding())

return True

except UnicodeEncodeError:

return False

def supports_box_chars():

"""Check if the encoding supports Unicode box characters."""

return all(map(can_encode, "│─└┘┌┐"))

def get_config_home():

"""Returns the base directory for bpython's configuration files."""

xdg_config_home = os.environ.get("XDG_CONFIG_HOME", "~/.config")

return os.path.join(xdg_config_home, "bpython")

def default_config_path():

"""Returns bpython's default configuration file path."""

return os.path.join(get_config_home(), "config")

def fill_config_with_default_values(config, default_values):

for section in iterkeys(default_values):

if not config.has_section(section):

config.add_section(section)

for (opt, val) in iteritems(default_values[section]):

if not config.has_option(section, opt):

config.set(section, opt, "%s" % (val,))

def loadini(struct, configfile):

"""Loads .ini configuration file and stores its values in struct"""

config_path = os.path.expanduser(configfile)

config = ConfigParser()

defaults = {

"general": {

"arg_spec": True,

"auto_display_list": True,

"autocomplete_mode": default_completion,

"color_scheme": "default",

"complete_magic_methods": True,

"dedent_after": 1,

"default_autoreload": False,

"editor": os.environ.get("VISUAL", os.environ.get("EDITOR", "vi")),

"flush_output": True,

"highlight_show_source": True,

"hist_duplicates": True,

"hist_file": "~/.pythonhist",

"hist_length": 1000,

"paste_time": 0.02,

"pastebin_confirm": True,

"pastebin_expiry": "1week",

"pastebin_helper": "",

"pastebin_url": "https://bpaste.net",

"save_append_py": False,

"single_undo_time": 1.0,

"syntax": True,

"tab_length": 4,

"unicode_box": True,

"keyboard": {

"backspace": "C-h",

"beginning_of_line": "C-a",

"clear_line": "C-u",

"clear_screen": "C-l",

"clear_word": "C-w",

"copy_clipboard": "F10",

"cut_to_buffer": "C-k",

"delete": "C-d",

"down_one_line": "C-n",

"edit_config": "F3",

"edit_current_block": "C-x",

"end_of_line": "C-e",

"exit": "",

"external_editor": "F7",

"help": "F1",

"incremental_search": "M-s",

"last_output": "F9",

"left": "C-b",

"pastebin": "F8",

"redo": "C-g",

"reimport": "F6",

"reverse_incremental_search": "M-r",

"right": "C-f",

"save": "C-s",

"search": "C-o",

"show_source": "F2",

"suspend": "C-z",

"toggle_file_watch": "F5",

"transpose_chars": "C-t",

"undo": "C-r",

"up_one_line": "C-p",

"yank_from_buffer": "C-y",

"cli": {"suggestion_width": 0.8, "trim_prompts": False,},

"curtsies": {"list_above": False, "right_arrow_completion": True,},

}

default_keys_to_commands = dict(

(value, key) for (key, value) in iteritems(defaults["keyboard"])

)

fill_config_with_default_values(config, defaults)

try:

if not config.read(config_path):

# No config file. If the user has it in the old place then complain

if os.path.isfile(os.path.expanduser("~/.bpython.ini")):

sys.stderr.write(

"Error: It seems that you have a config file at "

"~/.bpython.ini. Please move your config file to "

"%s\n" % default_config_path()

)

sys.exit(1)

except UnicodeDecodeError as e:

sys.stderr.write(

"Error: Unable to parse config file at '{}' due to an "

"encoding issue. Please make sure to fix the encoding "

"of the file or remove it and then try again.\n".format(config_path)

)

sys.exit(1)

def get_key_no_doublebind(command):

default_commands_to_keys = defaults["keyboard"]

requested_key = config.get("keyboard", command)

try:

default_command = default_keys_to_commands[requested_key]

if default_commands_to_keys[default_command] == config.get(

"keyboard", default_command

setattr(struct, "%s_key" % default_command, "")

except KeyError:

pass

return requested_key

struct.config_path = config_path

struct.dedent_after = config.getint("general", "dedent_after")

struct.tab_length = config.getint("general", "tab_length")

struct.auto_display_list = config.getboolean("general", "auto_display_list")

struct.syntax = config.getboolean("general", "syntax")

struct.arg_spec = config.getboolean("general", "arg_spec")

struct.paste_time = config.getfloat("general", "paste_time")

struct.single_undo_time = config.getfloat("general", "single_undo_time")

struct.highlight_show_source = config.getboolean(

"general", "highlight_show_source"

)

struct.hist_file = config.get("general", "hist_file")

struct.editor = config.get("general", "editor")

struct.hist_length = config.getint("general", "hist_length")

struct.hist_duplicates = config.getboolean("general", "hist_duplicates")

struct.flush_output = config.getboolean("general", "flush_output")

struct.default_autoreload = config.getboolean(

"general", "default_autoreload"

)

struct.pastebin_key = get_key_no_doublebind("pastebin")

struct.copy_clipboard_key = get_key_no_doublebind("copy_clipboard")

struct.save_key = get_key_no_doublebind("save")

struct.search_key = get_key_no_doublebind("search")

struct.show_source_key = get_key_no_doublebind("show_source")

struct.suspend_key = get_key_no_doublebind("suspend")

struct.toggle_file_watch_key = get_key_no_doublebind("toggle_file_watch")

struct.undo_key = get_key_no_doublebind("undo")

struct.redo_key = get_key_no_doublebind("redo")

struct.reimport_key = get_key_no_doublebind("reimport")

struct.reverse_incremental_search_key = get_key_no_doublebind(

"reverse_incremental_search"

)

struct.incremental_search_key = get_key_no_doublebind("incremental_search")

struct.up_one_line_key = get_key_no_doublebind("up_one_line")

struct.down_one_line_key = get_key_no_doublebind("down_one_line")

struct.cut_to_buffer_key = get_key_no_doublebind("cut_to_buffer")

struct.yank_from_buffer_key = get_key_no_doublebind("yank_from_buffer")

struct.clear_word_key = get_key_no_doublebind("clear_word")

struct.backspace_key = get_key_no_doublebind("backspace")

struct.clear_line_key = get_key_no_doublebind("clear_line")

struct.clear_screen_key = get_key_no_doublebind("clear_screen")

struct.delete_key = get_key_no_doublebind("delete")

struct.left_key = get_key_no_doublebind("left")

struct.right_key = get_key_no_doublebind("right")

struct.end_of_line_key = get_key_no_doublebind("end_of_line")

struct.beginning_of_line_key = get_key_no_doublebind("beginning_of_line")

struct.transpose_chars_key = get_key_no_doublebind("transpose_chars")

struct.exit_key = get_key_no_doublebind("exit")

struct.last_output_key = get_key_no_doublebind("last_output")

struct.edit_config_key = get_key_no_doublebind("edit_config")

struct.edit_current_block_key = get_key_no_doublebind("edit_current_block")

struct.external_editor_key = get_key_no_doublebind("external_editor")

struct.help_key = get_key_no_doublebind("help")

struct.pastebin_confirm = config.getboolean("general", "pastebin_confirm")

struct.pastebin_url = config.get("general", "pastebin_url")

struct.pastebin_expiry = config.get("general", "pastebin_expiry")

struct.pastebin_helper = config.get("general", "pastebin_helper")

struct.cli_suggestion_width = config.getfloat("cli", "suggestion_width")

struct.cli_trim_prompts = config.getboolean("cli", "trim_prompts")

struct.complete_magic_methods = config.getboolean(

"general", "complete_magic_methods"

)

struct.autocomplete_mode = config.get("general", "autocomplete_mode")

struct.save_append_py = config.getboolean("general", "save_append_py")

struct.curtsies_list_above = config.getboolean("curtsies", "list_above")

struct.curtsies_right_arrow_completion = config.getboolean(

"curtsies", "right_arrow_completion"

)

color_scheme_name = config.get("general", "color_scheme")

default_colors = {

"keyword": "y",

"name": "c",

"comment": "b",

"string": "m",

"error": "r",

"number": "G",

"operator": "Y",

"punctuation": "y",

"token": "C",

"background": "d",

"output": "w",

"main": "c",

"paren": "R",

"prompt": "c",

"prompt_more": "g",

"right_arrow_suggestion": "K",

}

if color_scheme_name == "default":

struct.color_scheme = default_colors

else:

struct.color_scheme = dict()

theme_filename = color_scheme_name + ".theme"

path = os.path.expanduser(

os.path.join(get_config_home(), theme_filename)

)

try:

load_theme(struct, path, struct.color_scheme, default_colors)

except EnvironmentError:

sys.stderr.write(

"Could not load theme '%s'.\n" % (color_scheme_name,)

)

sys.exit(1)

# expand path of history file

struct.hist_file = os.path.expanduser(struct.hist_file)

# verify completion mode

if struct.autocomplete_mode not in ALL_MODES:

struct.autocomplete_mode = default_completion

# set box drawing characters

if config.getboolean("general", "unicode_box") and supports_box_chars():

struct.left_border = "│"

struct.right_border = "│"

struct.top_border = "─"

struct.bottom_border = "─"

struct.left_bottom_corner = "└"

struct.right_bottom_corner = "┘"

struct.left_top_corner = "┌"

struct.right_top_corner = "┐"

else:

struct.left_border = "|"

struct.right_border = "|"

struct.top_border = "-"

struct.bottom_border = "-"

struct.left_bottom_corner = "+"

struct.right_bottom_corner = "+"

struct.left_top_corner = "+"

struct.right_top_corner = "+"

def load_theme(struct, path, colors, default_colors):

theme = ConfigParser()

with open(path, "r") as f:

theme.readfp(f)

for k, v in chain(theme.items("syntax"), theme.items("interface")):

if theme.has_option("syntax", k):

colors[k] = theme.get("syntax", k)

else:

colors[k] = theme.get("interface", k)

# Check against default theme to see if all values are defined

for k, v in iteritems(default_colors):

if k not in colors:

colors[k] = v

bpython/bpython/config.py at master · allgo27/bpython · GitHub

Expand file tree

Breadcrumbs

config.py

Latest commit

History

Breadcrumbs

config.py

File metadata and controls