MikrofonSensor und TemperaturSenor die zwei Python programme funktionieren. mit den jeweiligen 2 json Datein. Beim TemperaturSensor wird im Terminal keine Wertre ausgegeben aber in der json Datei kann man die Temp und Hum sehen.
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# This file is dual licensed under the terms of the Apache License, Version
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# 2.0, and the BSD License. See the LICENSE file in the root of this repository
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# for complete details.
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import re
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import string
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import urllib.parse
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from typing import List, Optional as TOptional, Set
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from pip._vendor.pyparsing import ( # noqa
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Combine,
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Literal as L,
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Optional,
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ParseException,
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Regex,
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Word,
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ZeroOrMore,
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originalTextFor,
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stringEnd,
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stringStart,
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)
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from .markers import MARKER_EXPR, Marker
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from .specifiers import LegacySpecifier, Specifier, SpecifierSet
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class InvalidRequirement(ValueError):
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"""
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An invalid requirement was found, users should refer to PEP 508.
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"""
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ALPHANUM = Word(string.ascii_letters + string.digits)
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LBRACKET = L("[").suppress()
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RBRACKET = L("]").suppress()
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LPAREN = L("(").suppress()
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RPAREN = L(")").suppress()
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COMMA = L(",").suppress()
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SEMICOLON = L(";").suppress()
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AT = L("@").suppress()
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PUNCTUATION = Word("-_.")
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IDENTIFIER_END = ALPHANUM | (ZeroOrMore(PUNCTUATION) + ALPHANUM)
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IDENTIFIER = Combine(ALPHANUM + ZeroOrMore(IDENTIFIER_END))
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NAME = IDENTIFIER("name")
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EXTRA = IDENTIFIER
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URI = Regex(r"[^ ]+")("url")
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URL = AT + URI
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EXTRAS_LIST = EXTRA + ZeroOrMore(COMMA + EXTRA)
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EXTRAS = (LBRACKET + Optional(EXTRAS_LIST) + RBRACKET)("extras")
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VERSION_PEP440 = Regex(Specifier._regex_str, re.VERBOSE | re.IGNORECASE)
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VERSION_LEGACY = Regex(LegacySpecifier._regex_str, re.VERBOSE | re.IGNORECASE)
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VERSION_ONE = VERSION_PEP440 ^ VERSION_LEGACY
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VERSION_MANY = Combine(
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VERSION_ONE + ZeroOrMore(COMMA + VERSION_ONE), joinString=",", adjacent=False
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)("_raw_spec")
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_VERSION_SPEC = Optional((LPAREN + VERSION_MANY + RPAREN) | VERSION_MANY)
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_VERSION_SPEC.setParseAction(lambda s, l, t: t._raw_spec or "")
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VERSION_SPEC = originalTextFor(_VERSION_SPEC)("specifier")
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VERSION_SPEC.setParseAction(lambda s, l, t: t[1])
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MARKER_EXPR = originalTextFor(MARKER_EXPR())("marker")
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MARKER_EXPR.setParseAction(
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lambda s, l, t: Marker(s[t._original_start : t._original_end])
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)
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MARKER_SEPARATOR = SEMICOLON
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MARKER = MARKER_SEPARATOR + MARKER_EXPR
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VERSION_AND_MARKER = VERSION_SPEC + Optional(MARKER)
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URL_AND_MARKER = URL + Optional(MARKER)
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NAMED_REQUIREMENT = NAME + Optional(EXTRAS) + (URL_AND_MARKER | VERSION_AND_MARKER)
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REQUIREMENT = stringStart + NAMED_REQUIREMENT + stringEnd
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# pyparsing isn't thread safe during initialization, so we do it eagerly, see
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# issue #104
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REQUIREMENT.parseString("x[]")
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class Requirement:
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"""Parse a requirement.
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Parse a given requirement string into its parts, such as name, specifier,
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URL, and extras. Raises InvalidRequirement on a badly-formed requirement
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string.
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"""
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# TODO: Can we test whether something is contained within a requirement?
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# If so how do we do that? Do we need to test against the _name_ of
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# the thing as well as the version? What about the markers?
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# TODO: Can we normalize the name and extra name?
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def __init__(self, requirement_string: str) -> None:
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try:
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req = REQUIREMENT.parseString(requirement_string)
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except ParseException as e:
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raise InvalidRequirement(
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f'Parse error at "{ requirement_string[e.loc : e.loc + 8]!r}": {e.msg}'
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)
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self.name: str = req.name
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if req.url:
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parsed_url = urllib.parse.urlparse(req.url)
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if parsed_url.scheme == "file":
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if urllib.parse.urlunparse(parsed_url) != req.url:
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raise InvalidRequirement("Invalid URL given")
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elif not (parsed_url.scheme and parsed_url.netloc) or (
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not parsed_url.scheme and not parsed_url.netloc
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):
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raise InvalidRequirement(f"Invalid URL: {req.url}")
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self.url: TOptional[str] = req.url
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else:
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self.url = None
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self.extras: Set[str] = set(req.extras.asList() if req.extras else [])
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self.specifier: SpecifierSet = SpecifierSet(req.specifier)
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self.marker: TOptional[Marker] = req.marker if req.marker else None
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def __str__(self) -> str:
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parts: List[str] = [self.name]
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if self.extras:
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formatted_extras = ",".join(sorted(self.extras))
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parts.append(f"[{formatted_extras}]")
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if self.specifier:
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parts.append(str(self.specifier))
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if self.url:
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parts.append(f"@ {self.url}")
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if self.marker:
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parts.append(" ")
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if self.marker:
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parts.append(f"; {self.marker}")
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return "".join(parts)
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def __repr__(self) -> str:
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return f"<Requirement('{self}')>"
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