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Avoid VTE preexec prompt markers #157

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Avoid VTE preexec prompt markers #157

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2 changes: 1 addition & 1 deletion bash_kernel/install.py
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Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,7 @@
"display_name":"Bash",
"language":"bash",
"codemirror_mode":"shell",
"env":{"PS1": "$"}
"env":{"PS1": "$", "VTE_VERSION": ""}
}

def install_my_kernel_spec(user=True, prefix=None):
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4 changes: 3 additions & 1 deletion bash_kernel/kernel.py
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Expand Up @@ -129,7 +129,9 @@ def _start_bash(self):
# environment variable, but not when bash displays the prompt.
ps1 = self.unique_prompt + u'\[\]' + ">"
ps2 = self.unique_prompt + u'\[\]' + "+"
prompt_change = u"PS1='{0}' PS2='{1}' PROMPT_COMMAND=''".format(ps1, ps2)
prompt_change = (
u"PS1='{0}' PS2='{1}' PS0='' PROMPT_COMMAND=''"
).format(ps1, ps2)
# Using IREPLWrapper to get incremental output
self.bashwrapper = IREPLWrapper(child, u'\$', prompt_change, self.unique_prompt,
extra_init_cmd="export PAGER=cat",
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