回答編集履歴
3
Add comment in code
test
CHANGED
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@@ -30,6 +30,12 @@
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30
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def scan(self, line):
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"""
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状態によって行う処理を切り替えて実行します
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"""
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line = line.rstrip()
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if not self.is_elapsed:
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@@ -56,6 +62,14 @@
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def search_elapsed(self, line):
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"""
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Elapsed stime の行が見つかるまでひたすら読み飛ばします
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Elapsed stime の行が見つかった場合、読み飛ばしをやめるために状態を変更します
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"""
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if self.pattern_elapsed.match(line):
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self.is_elapsed = True
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@@ -64,6 +78,14 @@
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def search_prev(self, line):
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"""
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pattern_prev の行が見つかるまでひたすら読み飛ばします
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pattern_prev の行が見つかった場合、読み飛ばしをやめるために状態を変更します
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"""
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if self.pattern_prev.match(line):
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self.is_extracting = True
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@@ -71,6 +93,16 @@
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def emit_sql(self):
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"""
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仮の list に読み貯めた複数行の SQL 文を 1 行文字列に変換して
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100
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結果の list に追加し、仮の list をクリアします
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再び Elapsed stime の行が見つかるまでひたすら読み飛ばすために状態をもとに戻します
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"""
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self.is_elapsed = False
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2
Fix answer
test
CHANGED
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@@ -132,9 +132,7 @@
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select owner#,name,namespace,remoteowner,linkname,p_timestamp,p_obj#, nvlp_obj#=obj#(+) order by order#
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select
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-
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200 200 200 select /*+ rule */ bucket_cnt, row_cnt, cache_cnt, null_cnt, timestamp#, sample_ size, minimum, maximum, distcnt, lowval, hival, density, col#, spare1, spare2, a vgcln, minimum_enc, maximum_enc from hist_head$ where obj#=:1 and intcol#=:2
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select /*+ rule */ bucket_cnt, row_cnt, cache_cnt, null_cnt, timestamp#, sample_ size, minimum, maximum, distcnt, lowval, hival, density, col#, spare1, spare2, a vgcln, minimum_enc, maximum_enc from hist_head$ where obj#=:1 and intcol#=:2
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```
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1
Fix answer
test
CHANGED
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@@ -1,4 +1,4 @@
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1
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-
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1
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要件が複雑なのでクラスを使います:
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@@ -8,47 +8,99 @@
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class Scanner:
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def __init__(self, pattern_prev, pattern_next):
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f
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self.pattern_elapsed = re.compile(r"SQL\sorder\sby\sElapsed\stime")
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self.pattern_prev = re.compile(pattern_prev)
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self.pattern_next = re.compile(pattern_next)
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self.extracted_text_array = []
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self.is_elapsed = False
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self.is_extracting = False
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self.sql = []
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def scan(self, line):
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line = line.rstrip()
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if not self.is_elapsed:
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self.search_elapsed(line)
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return
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if not self.is_extracting:
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self.search_prev(line)
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return
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if self.pattern_next.match(line):
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self.emit_sql()
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return
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self.sql.append(line.rstrip())
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def search_elapsed(self, line):
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if self.pattern_elapsed.match(line):
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self.is_elapsed = True
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def search_prev(self, line):
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if self.pattern_prev.match(line):
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self.is_extracting = True
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def emit_sql(self):
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self.is_elapsed = False
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self.is_extracting = False
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self.extracted_text_array.append(' '.join(self.sql))
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self.sql = []
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def extract_text_in_file(filepath, pattern_prev, pattern_next):
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e
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scanner = Scanner(pattern_prev, pattern_next)
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with open(filepath, "r", encoding="utf-8") as f:
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is_extracting = False
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sql = []
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for line in f:
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line = line.rstrip()
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scanner.scan(line)
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if re.match(pattern_prev, line):
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is_extracting = True
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continue
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if re.match(pattern_next, line):
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extracted_text_array.append(' '.join(sql))
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sql = []
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is_extracting = False
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continue
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sql.append(line.rstrip())
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return extracted_text_array
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return scanner.extracted_text_array
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filepath = 'C:\Users\Desktop\新しいフォルダー\sample.txt'
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