added test cases

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Florian Förster
2025-01-22 16:54:15 +01:00
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<body>
<main>
<article id="content">
<header>
<h1 class="title">Module <code>lang_main.analysis.timeline</code></h1>
</header>
<section id="section-intro">
</section>
<section>
</section>
<section>
</section>
<section>
<h2 class="section-title" id="header-functions">Functions</h2>
<dl>
<dt id="lang_main.analysis.timeline.calc_delta_to_next_failure"><code class="name flex">
<span>def <span class="ident">calc_delta_to_next_failure</span></span>(<span>data: pandas.core.frame.DataFrame,<br>date_feature: str = 'ErstellungsDatum',<br>name_delta_feature: str = 'Zeitspanne bis zum nächsten Ereignis [Tage]',<br>convert_to_days: bool = True) > pandas.core.frame.DataFrame</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def calc_delta_to_next_failure(
data: DataFrameTLFiltered,
date_feature: str = &#39;ErstellungsDatum&#39;,
name_delta_feature: str = NAME_DELTA_FEAT_TO_NEXT_FAILURE,
convert_to_days: bool = True,
) -&gt; DataFrameTLFiltered:
data = data.copy()
last_val = data[date_feature].iat[-1]
shifted = data[date_feature].shift(-1, fill_value=last_val)
data[name_delta_feature] = shifted - data[date_feature]
data = data.sort_values(by=name_delta_feature, ascending=False)
if convert_to_days:
data[name_delta_feature] = data[name_delta_feature].dt.days
return data</code></pre>
</details>
<div class="desc"></div>
</dd>
<dt id="lang_main.analysis.timeline.calc_delta_to_repair"><code class="name flex">
<span>def <span class="ident">calc_delta_to_repair</span></span>(<span>data: pandas.core.frame.DataFrame,<br>date_feature_start: str = 'ErstellungsDatum',<br>date_feature_end: str = 'ErledigungsDatum',<br>name_delta_feature: str = 'Zeitspanne bis zur Behebung [Tage]',<br>convert_to_days: bool = True) > tuple[pandas.core.frame.DataFrame]</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def calc_delta_to_repair(
data: DataFrame,
date_feature_start: str = &#39;ErstellungsDatum&#39;,
date_feature_end: str = &#39;ErledigungsDatum&#39;,
name_delta_feature: str = NAME_DELTA_FEAT_TO_REPAIR,
convert_to_days: bool = True,
) -&gt; tuple[DataFrame]:
logger.info(&#39;Calculating time differences between start and end of operations...&#39;)
data = data.copy()
data[name_delta_feature] = data[date_feature_end] - data[date_feature_start]
if convert_to_days:
data[name_delta_feature] = data[name_delta_feature].dt.days
logger.info(&#39;Calculation successful.&#39;)
return (data,)</code></pre>
</details>
<div class="desc"></div>
</dd>
<dt id="lang_main.analysis.timeline.cleanup_descriptions"><code class="name flex">
<span>def <span class="ident">cleanup_descriptions</span></span>(<span>data: pandas.core.frame.DataFrame,<br>properties: Collection[str] = ('VorgangsBeschreibung', 'ErledigungsBeschreibung')) > tuple[pandas.core.frame.DataFrame]</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def cleanup_descriptions(
data: DataFrame,
properties: Collection[str] = (
&#39;VorgangsBeschreibung&#39;,
&#39;ErledigungsBeschreibung&#39;,
),
) -&gt; tuple[DataFrame]:
logger.info(&#39;Cleaning necessary descriptions...&#39;)
data = data.copy()
features = list(properties)
data[features] = data[features].fillna(&#39;N.V.&#39;)
(data,) = entry_wise_cleansing(data, target_features=features)
logger.info(&#39;Cleansing successful.&#39;)
return (data.copy(),)</code></pre>
</details>
<div class="desc"></div>
</dd>
<dt id="lang_main.analysis.timeline.filter_activities_per_obj_id"><code class="name flex">
<span>def <span class="ident">filter_activities_per_obj_id</span></span>(<span>data: pandas.core.frame.DataFrame,<br>activity_feature: str = 'VorgangsTypName',<br>relevant_activity_types: Iterable[str] = ('Reparaturauftrag (Portal)',),<br>feature_obj_id: str = 'ObjektID',<br>threshold_num_activities: int = 1) > tuple[pandas.core.frame.DataFrame, pandas.core.series.Series]</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def filter_activities_per_obj_id(
data: DataFrame,
activity_feature: str = &#39;VorgangsTypName&#39;,
relevant_activity_types: Iterable[str] = (&#39;Reparaturauftrag (Portal)&#39;,),
feature_obj_id: str = &#39;ObjektID&#39;,
threshold_num_activities: int = 1,
) -&gt; tuple[DataFrame, Series]:
data = data.copy()
# filter only relevant activities, count occurrences for each ObjectID
logger.info(&#39;Filtering activities per ObjectID...&#39;)
filt_rel_activities = data[activity_feature].isin(relevant_activity_types)
data_filter_activities = data.loc[filt_rel_activities].copy()
num_activities_per_obj_id = cast(
Series, data_filter_activities[feature_obj_id].value_counts(sort=True)
)
# filter for ObjectIDs with more than given number of activities
filt_below_thresh = num_activities_per_obj_id &lt;= threshold_num_activities
# index of series contains ObjectIDs
obj_ids_below_thresh = num_activities_per_obj_id[filt_below_thresh].index
filt_entries_below_thresh = data_filter_activities[feature_obj_id].isin(
obj_ids_below_thresh
)
num_activities_per_obj_id = num_activities_per_obj_id.loc[~filt_below_thresh]
data_filter_activities = data_filter_activities.loc[~filt_entries_below_thresh]
logger.info(&#39;Activities per ObjectID filtered successfully.&#39;)
return data_filter_activities, num_activities_per_obj_id</code></pre>
</details>
<div class="desc"></div>
</dd>
<dt id="lang_main.analysis.timeline.filter_timeline_cands"><code class="name flex">
<span>def <span class="ident">filter_timeline_cands</span></span>(<span>data: pandas.core.frame.DataFrame,<br>cands: dict[int, tuple[tuple[int | numpy.int64, ...], ...]],<br>obj_id: int,<br>entry_idx: int,<br>sort_feature: str = 'ErstellungsDatum') > pandas.core.frame.DataFrame</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def filter_timeline_cands(
data: DataFrame,
cands: TimelineCandidates,
obj_id: ObjectID,
entry_idx: int,
sort_feature: str = &#39;ErstellungsDatum&#39;,
) -&gt; DataFrameTLFiltered:
data = data.copy()
cands_for_obj_id = cands[obj_id]
cands_choice = cands_for_obj_id[entry_idx]
data = data.loc[list(cands_choice)].sort_values(
by=sort_feature,
ascending=True,
)
return data</code></pre>
</details>
<div class="desc"></div>
</dd>
<dt id="lang_main.analysis.timeline.generate_model_input"><code class="name flex">
<span>def <span class="ident">generate_model_input</span></span>(<span>data: pandas.core.frame.DataFrame,<br>target_feature_name: str = 'nlp_model_input',<br>model_input_features: Iterable[str] = ('VorgangsTypName', 'VorgangsArtText', 'VorgangsBeschreibung')) > tuple[pandas.core.frame.DataFrame]</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def generate_model_input(
data: DataFrame,
target_feature_name: str = &#39;nlp_model_input&#39;,
model_input_features: Iterable[str] = (
&#39;VorgangsTypName&#39;,
&#39;VorgangsArtText&#39;,
&#39;VorgangsBeschreibung&#39;,
),
) -&gt; tuple[DataFrame]:
logger.info(&#39;Generating concatenation of model input features...&#39;)
data = data.copy()
model_input_features = list(model_input_features)
input_features = data[model_input_features].fillna(&#39;&#39;).astype(str)
data[target_feature_name] = input_features.apply(
lambda x: &#39; - &#39;.join(x),
axis=1,
)
logger.info(&#39;Model input generated successfully.&#39;)
return (data,)</code></pre>
</details>
<div class="desc"></div>
</dd>
<dt id="lang_main.analysis.timeline.get_timeline_candidates"><code class="name flex">
<span>def <span class="ident">get_timeline_candidates</span></span>(<span>data: pandas.core.frame.DataFrame,<br>num_activities_per_obj_id: pandas.core.series.Series,<br>*,<br>model: sentence_transformers.SentenceTransformer.SentenceTransformer,<br>cos_sim_threshold: float,<br>feature_obj_id: str = 'ObjektID',<br>feature_obj_text: str = 'HObjektText',<br>model_input_feature: str = 'nlp_model_input') > tuple[dict[int, tuple[tuple[int | numpy.int64, ...], ...]], dict[int, str]]</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def get_timeline_candidates(
data: DataFrame,
num_activities_per_obj_id: Series,
*,
model: SentenceTransformer,
cos_sim_threshold: float,
feature_obj_id: str = &#39;ObjektID&#39;,
feature_obj_text: str = &#39;HObjektText&#39;,
model_input_feature: str = &#39;nlp_model_input&#39;,
) -&gt; tuple[TimelineCandidates, dict[ObjectID, str]]:
logger.info(&#39;Obtaining timeline candidates...&#39;)
candidates = _get_timeline_candidates_index(
data=data,
num_activities_per_obj_id=num_activities_per_obj_id,
model=model,
cos_sim_threshold=cos_sim_threshold,
feature_obj_id=feature_obj_id,
model_input_feature=model_input_feature,
)
tl_candidates = _transform_timeline_candidates(candidates)
logger.info(&#39;Timeline candidates obtained successfully.&#39;)
# text mapping to obtain object descriptors
logger.info(&#39;Mapping ObjectIDs to their respective text descriptor...&#39;)
map_obj_text = _map_obj_id_to_texts(
data=data,
feature_obj_id=feature_obj_id,
feature_obj_text=feature_obj_text,
)
logger.info(&#39;ObjectIDs successfully mapped to text descriptors.&#39;)
return tl_candidates, map_obj_text</code></pre>
</details>
<div class="desc"></div>
</dd>
<dt id="lang_main.analysis.timeline.remove_non_relevant_obj_ids"><code class="name flex">
<span>def <span class="ident">remove_non_relevant_obj_ids</span></span>(<span>data: pandas.core.frame.DataFrame,<br>thresh_unique_feat_per_id: int,<br>*,<br>feature_uniqueness: str = 'HObjektText',<br>feature_obj_id: str = 'ObjektID') > tuple[pandas.core.frame.DataFrame]</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def remove_non_relevant_obj_ids(
data: DataFrame,
thresh_unique_feat_per_id: int,
*,
feature_uniqueness: str = &#39;HObjektText&#39;,
feature_obj_id: str = &#39;ObjektID&#39;,
) -&gt; tuple[DataFrame]:
logger.info(&#39;Removing non-relevant ObjectIDs from dataset...&#39;)
data = data.copy()
ids_to_ignore = _non_relevant_obj_ids(
data=data,
thresh_unique_feat_per_id=thresh_unique_feat_per_id,
feature_uniqueness=feature_uniqueness,
feature_obj_id=feature_obj_id,
)
# only retain entries with ObjectIDs not in IDs to ignore
data = data.loc[~(data[feature_obj_id].isin(ids_to_ignore))]
logger.debug(&#39;Ignored ObjectIDs: %s&#39;, ids_to_ignore)
logger.info(&#39;Non-relevant ObjectIDs removed successfully.&#39;)
return (data,)</code></pre>
</details>
<div class="desc"></div>
</dd>
</dl>
</section>
<section>
</section>
</article>
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<ul></ul>
</div>
<ul id="index">
<li><h3>Super-module</h3>
<ul>
<li><code><a title="lang_main.analysis" href="index.html">lang_main.analysis</a></code></li>
</ul>
</li>
<li><h3><a href="#header-functions">Functions</a></h3>
<ul class="">
<li><code><a title="lang_main.analysis.timeline.calc_delta_to_next_failure" href="#lang_main.analysis.timeline.calc_delta_to_next_failure">calc_delta_to_next_failure</a></code></li>
<li><code><a title="lang_main.analysis.timeline.calc_delta_to_repair" href="#lang_main.analysis.timeline.calc_delta_to_repair">calc_delta_to_repair</a></code></li>
<li><code><a title="lang_main.analysis.timeline.cleanup_descriptions" href="#lang_main.analysis.timeline.cleanup_descriptions">cleanup_descriptions</a></code></li>
<li><code><a title="lang_main.analysis.timeline.filter_activities_per_obj_id" href="#lang_main.analysis.timeline.filter_activities_per_obj_id">filter_activities_per_obj_id</a></code></li>
<li><code><a title="lang_main.analysis.timeline.filter_timeline_cands" href="#lang_main.analysis.timeline.filter_timeline_cands">filter_timeline_cands</a></code></li>
<li><code><a title="lang_main.analysis.timeline.generate_model_input" href="#lang_main.analysis.timeline.generate_model_input">generate_model_input</a></code></li>
<li><code><a title="lang_main.analysis.timeline.get_timeline_candidates" href="#lang_main.analysis.timeline.get_timeline_candidates">get_timeline_candidates</a></code></li>
<li><code><a title="lang_main.analysis.timeline.remove_non_relevant_obj_ids" href="#lang_main.analysis.timeline.remove_non_relevant_obj_ids">remove_non_relevant_obj_ids</a></code></li>
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