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@@ -1,77 +1,79 b'' | |||||
1 | """Terminal input and output prompts.""" |
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1 | """Terminal input and output prompts.""" | |
2 |
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2 | |||
3 | from pygments.token import Token |
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3 | from pygments.token import Token | |
4 | import sys |
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4 | import sys | |
5 |
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5 | |||
6 | from IPython.core.displayhook import DisplayHook |
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6 | from IPython.core.displayhook import DisplayHook | |
7 |
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7 | |||
8 | from prompt_toolkit.layout.utils import token_list_width |
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8 | from prompt_toolkit.layout.utils import token_list_width | |
9 |
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9 | |||
10 | class Prompts(object): |
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10 | class Prompts(object): | |
11 | def __init__(self, shell): |
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11 | def __init__(self, shell): | |
12 | self.shell = shell |
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12 | self.shell = shell | |
13 |
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13 | |||
14 | def in_prompt_tokens(self, cli=None): |
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14 | def in_prompt_tokens(self, cli=None): | |
15 | return [ |
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15 | return [ | |
16 | (Token.Prompt, 'In ['), |
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16 | (Token.Prompt, 'In ['), | |
17 | (Token.PromptNum, str(self.shell.execution_count)), |
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17 | (Token.PromptNum, str(self.shell.execution_count)), | |
18 | (Token.Prompt, ']: '), |
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18 | (Token.Prompt, ']: '), | |
19 | ] |
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19 | ] | |
20 |
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20 | |||
21 | def _width(self): |
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21 | def _width(self): | |
22 | return token_list_width(self.in_prompt_tokens()) |
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22 | return token_list_width(self.in_prompt_tokens()) | |
23 |
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23 | |||
24 | def continuation_prompt_tokens(self, cli=None, width=None): |
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24 | def continuation_prompt_tokens(self, cli=None, width=None): | |
25 | if width is None: |
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25 | if width is None: | |
26 | width = self._width() |
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26 | width = self._width() | |
27 | return [ |
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27 | return [ | |
28 | (Token.Prompt, (' ' * (width - 5)) + '...: '), |
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28 | (Token.Prompt, (' ' * (width - 5)) + '...: '), | |
29 | ] |
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29 | ] | |
30 |
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30 | |||
31 | def rewrite_prompt_tokens(self): |
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31 | def rewrite_prompt_tokens(self): | |
32 | width = self._width() |
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32 | width = self._width() | |
33 | return [ |
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33 | return [ | |
34 | (Token.Prompt, ('-' * (width - 2)) + '> '), |
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34 | (Token.Prompt, ('-' * (width - 2)) + '> '), | |
35 | ] |
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35 | ] | |
36 |
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36 | |||
37 | def out_prompt_tokens(self): |
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37 | def out_prompt_tokens(self): | |
38 | return [ |
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38 | return [ | |
39 | (Token.OutPrompt, 'Out['), |
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39 | (Token.OutPrompt, 'Out['), | |
40 | (Token.OutPromptNum, str(self.shell.execution_count)), |
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40 | (Token.OutPromptNum, str(self.shell.execution_count)), | |
41 | (Token.OutPrompt, ']: '), |
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41 | (Token.OutPrompt, ']: '), | |
42 | ] |
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42 | ] | |
43 |
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43 | |||
44 | class ClassicPrompts(Prompts): |
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44 | class ClassicPrompts(Prompts): | |
45 | def in_prompt_tokens(self, cli=None): |
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45 | def in_prompt_tokens(self, cli=None): | |
46 | return [ |
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46 | return [ | |
47 | (Token.Prompt, '>>> '), |
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47 | (Token.Prompt, '>>> '), | |
48 | ] |
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48 | ] | |
49 |
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49 | |||
50 | def continuation_prompt_tokens(self, cli=None, width=None): |
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50 | def continuation_prompt_tokens(self, cli=None, width=None): | |
51 | return [ |
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51 | return [ | |
52 | (Token.Prompt, '... ') |
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52 | (Token.Prompt, '... ') | |
53 | ] |
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53 | ] | |
54 |
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54 | |||
55 | def rewrite_prompt_tokens(self): |
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55 | def rewrite_prompt_tokens(self): | |
56 | return [] |
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56 | return [] | |
57 |
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57 | |||
58 | def out_prompt_tokens(self): |
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58 | def out_prompt_tokens(self): | |
59 | return [] |
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59 | return [] | |
60 |
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60 | |||
61 | class RichPromptDisplayHook(DisplayHook): |
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61 | class RichPromptDisplayHook(DisplayHook): | |
62 | """Subclass of base display hook using coloured prompt""" |
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62 | """Subclass of base display hook using coloured prompt""" | |
63 | def write_output_prompt(self): |
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63 | def write_output_prompt(self): | |
64 | sys.stdout.write(self.shell.separate_out) |
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64 | sys.stdout.write(self.shell.separate_out) | |
65 | # If we're not displaying a prompt, it effectively ends with a newline, |
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65 | # If we're not displaying a prompt, it effectively ends with a newline, | |
66 | # because the output will be left-aligned. |
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66 | # because the output will be left-aligned. | |
67 | self.prompt_end_newline = True |
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67 | self.prompt_end_newline = True | |
68 |
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68 | |||
69 | if self.do_full_cache: |
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69 | if self.do_full_cache: | |
70 | tokens = self.shell.prompts.out_prompt_tokens() |
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70 | tokens = self.shell.prompts.out_prompt_tokens() | |
71 | if tokens and not tokens[-1][1].endswith('\n'): |
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71 | prompt_txt = ''.join(s for t, s in tokens) | |
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72 | if prompt_txt and not prompt_txt.endswith('\n'): | |||
72 | # Ask for a newline before multiline output |
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73 | # Ask for a newline before multiline output | |
73 | self.prompt_end_newline = False |
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74 | self.prompt_end_newline = False | |
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75 | ||||
74 | if self.shell.pt_cli: |
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76 | if self.shell.pt_cli: | |
75 | self.shell.pt_cli.print_tokens(tokens) |
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77 | self.shell.pt_cli.print_tokens(tokens) | |
76 | else: |
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78 | else: | |
77 |
sys.stdout.write( |
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79 | sys.stdout.write(prompt_txt) |
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